The need for library classification is rising with the many-sided, multi-dimensional and never-ending growth of literature as well as the user's necessity. As the purpose of library classification is to make easy subject right to use by enabling the user to locate out what works or documents the library has on a sure subject and where they are shelved, efforts have always been made to build the classification easier and easy to get to users of all levels. So, a lot of standard systems of library classification are in use today like: DDC, CC, UDC, LC, etc.