NUS Libraries uses the Library of Congress Classification System to classify items in the collection to Call Numbers.
What follows is a general guide to how items are classified. So for example many Economics books are classed under HB etc.
You can also search the catalogue for items of interest and take note of the call number. Most items similar in scope will be placed in the same or nearby call numbers.
For books, call numbers are usually pasted on the spine or the front cover.
The book above has a call number of Z674.75 Int.Us 2007. In most locations, items including books are shelved by Call number.
Overview of classification used
|B||Philosophy ~ Psychology ~ Religion|
|C||History of civilization|
|E-F||History of America|
|G||Geography ~ Anthropology|
|H||Social sciences ~ Economics ~ Sociology ~ Real Estate|
|N||Architecture ~ Fine Arts|
|P||Languages ~ Linguistics ~ Literature|
|T||Technology ~ Engineering ~ Building|
|Z||Bibliography ~ Library Science|