The books in the SRJC Libraries are arranged on the shelves according to the Library of Congress Classification System, which separates all knowledge broadly into 21 subject classes. Each class is identified by a letter of the alphabet, subclasses by combinations of letters, and subtopics within classes and subclasses by a numerical notation.
|Q represents Science||H represents Social Sciences|
|QK represents Botany||HQ represents the Family, Marriage, Women|
|QK 495 represents Angiosperms||HQ 811- HQ 960.7 represents Divorce|