Storing books in the library controlled by book classification. It is arranging books with the same or similar content in the same place and mark them for ease of searching. 

        For books in collection 100 of the Dewey Decimal System is a group of computer science, knowledge, information science, and general knowledge. The content is divided into 10 sub-categories to identify more specific places to store books, including:

   100 Philosophy and psychology

   110 Metaphysics

   120 Epistemology

   130 Parapsychology and occultism

   140 Philosophical schools of thought

   150 Psychology

   160 Philosophical logic

   170 Ethics

   180 Ancient, medieval, and Eastern philosophy

   190 Modern Western philosophy (19th-century, 20th-century)

        All of the 100 collections are available on an open shelf where users can pick up the books themselves, locate in the second floor of the Office of the President and Academic Resource Center (In front of the computer room). The books in this category have a light brown tape as a symbol on the spine.

Written, translated, and illustrated by: Ratchanok T