library classification is a method of coding and arranging library products (publications, serials, audiovisual materials, computer files, maps, manuscripts, realia) based on their particular topic and allocating a call number compared to that information resource.
Alphanumeric rule that uniquely identifies and shows the location (address) of an item in a library's collection. Call numbers tend to be marked usually regarding the back associated with item and correspond with all the numbers when you look at the catalog associated with the library's collection. Some libraries make use of collection of congress category (LC Number) when the telephone call quantity starts with letters, other libraries utilize Dewey Decimal method where the call quantity begins with numerals.
a mark comprising characters written on a novel; used to indicate rack place