• All materials owned by the library are classified and organized in accordance with KDC (Korean Decimal Classification) for the efficient use.
  A unique application code along with a classification code is given to each material and all materials are arranged in order of application codes (special arrangement code, classification code, book code, etc.)on the bookshelves, from left to right and from top to bottom, and user can search any materials from Search Material menu on the library homepage to find the location of such materials and collect them from the relevant bookshelves.

• Classification of materials and arrangement of bookshelves
• Search of materials

Application code

• Application code indicates the location of bookshelves with each material of the library and is composed of separation code, classification code, book code, year code, duplication code, and other such code.
• 

Special arrangement code

• A special arrangement code is to be given to materials that need to be managed separately from general materials due to their nature and form and therefore are not rentable and are composed of the following items at the library.

• Special arrangement code

  Special arrangement code	object materials	Location
  R	Reference materials	Serial Publication Office (4th floor)
  P	Serial publications	"
  T	Commemorative theses	"
  TD	Doctoral theses	"
  TM	Mater's theses	"
  MA	Map materials (sheets of map, globes, Gwaejido)	"
  A	Audio materials (cassette tapes, records, audio CD)	Electronic Information Data Room (1st floor)
  V	Video materials	"
  VD	VCD, DVD	"
  M	Musical notes	"
  MR	Data CDs, data files	"
  MF	Micro films, microfiche	"
  G	Graphic materials (art works, photographs, slides, blueprints)	"
  S	Specialized Data	Specialized Data Room(B1)
  CO, WISET	Convergence Data	Convergence Data Room(B1)

The 4th edition of Korean Decimal Classification (K.D.C)

• 000 Generalities
• 100 Philosophy
• 200 Religion
• 300 Social Science
• 400 Pure Science
• 600 Arts
• 700 Language
• 800 Literature
• 900 History

• 000 Generalities
• • 010 Bibliography and Bibliology
  • 020 Library and Information Science
  • 030 Encyclopedia
  • 040 Collection of Lectures, Essays, and Speeches
  • 050 General Serial Publications
  • 060 General Societies, Organizations, Associations, and Institutions
  • 070 Newspaper, Media, and Journalism
  • 080 General Complete Works and Series
  • 090 Local Materials

• 100 Philosophy
• • 110 Metaphysics
  • 120
  • 130 System of Philosophy
  • 140 Confucianism
  • 150 Asian (Oriental) Philosophy and Thought
  • 160 Western Philosophy
  • 170 Logic
  • 180 Psychology
  • 190 Ethics and Moral Philosophy
    
    

• 200 Religion
• • 210 Comparative Religion
  • 220 Buddhism
  • 230 Christianity
  • 240 Taoism
  • 250 Cheondoism
  • 260 Believer
  • 270 Brahmanism and The Religion of Humanity
  • 280 Moslemism (Islamism)
  • 290 Other Religions

• 300 Social Science
• • 310 Statistics
  • 320 Economics
  • 330 Sociology and Social Issues
  • 340 Politics
  • 350 Administrative Science
  • 360 Jurisprudence
  • 370 Pedagogy
  • 380 Customs and Folklore
  • 390 National Defense and Military Science

• 400 Pure Science
• • 410 Mathematics
  • 420 Physics
  • 430 Chemistry
  • 440 Astronomy
  • 450 Physical Geography
  • 460 Mineralogy
  • 470 Life Science
  • 480 Phytology
  • 490 Zoology

• 500 Descriptive Science
• • 510 Medical Science
  • 520 Agriculture and Agricultural Science
  • 530 Engineering and Engineering Generalities
  • 540 Architectural Engineering
  • 550 Mechanical Engineering
  • 560 Electrical Engineering and Electronic Engineering
  • 570 Chemical Engineering
  • 580 Manufacturing Industry
  • 590 Domestic Science and Domestic Life

• 600 Arts
• • 610 Architecture
  • 620 Sculpture
  • 630 Handcraft and Decorative Art
  • 640 Calligraphy
  • 650 Painting and Drawing
  • 660 Photography
  • 670 Music
  • 680 Play
  • 690 Entertainment and Exercise

• 700 Language
• • 710 Korean
  • 720 Chinese
  • 730 Japanese
  • 740 English
  • 750 German
  • 760 French
  • 770 Spanish
  • 780 Italian
  • 790 Other Languages

• 800 Literature
• • 810 Korean Literature
  • 820 Chinese Literature
  • 830 Japanese Literature
  • 840 British and American Literature
  • 850 German Literature
  • 860 French Literature
  • 870 Spanish Literature
  • 880 Italian Literature
  • 890 Other Literatures

• 900 History
• • 910 Asia
  • 920 Europe
  • 930 Africa
  • 940 North America
  • 950 South America
  • 960 Oceania
  • 970 Polar Circle
  • 980 Geography
  • 990 Biography