A library catalogue is a methodically arranged record of information about the resources - books and other graphical material. Roughly speaking a library catalogue is primarily a 'finding list' constructed to identify, trace and locate a book and other graphic materials in the library concerned. In the age of computers and Internet conventional methods of cataloguing have become obsolete. The book puts light on different vital issues on modern cataloguing major among these are: introduction; functions of a library catalogue; online cataloguing systems; cataloguing network; construction of catalogue; multimedia cataloguing; copy cataloguing; managing the catalogue department; cataloguing technologies; analytical cataloguing; rules for the compilation of catalogue etc.