Libraries use classification systems to organize the books on the shelves. The Library Congress Classification (LCC) system adopted at XJTLU Library uses letters and/or numbers (call numbers) to arrange the books so that books on the same topic are together. This arrangement results in "serendipitous browsing": you find one book in catalog, go to shelf, and a better book could be right next to it.
What is a call number?
Each book in the library has a unique call number. A call number is like an address. It tells us where the book is located in the library. Call numbers can be found:
What does a call number mean?
The Library of Congress Classification arranges materials by subjects. The first sections of the call number represent the subject of the book. The letter-and-decimal section of the call number often represents the author's last name. And, the last section of a call number is often running numbers.
For example: EN/LB2395./C65/4 ("/" Separator)
Here is a shelf of books with call number order explained.
If you are fortunate the book you are looking for may have a E-book version. If the library has both the electronic copy as well as the print version of the book they will be usually on the same record as shown in the following record: