The Department has a well-stocked Library, named CARPA, with a separate textbook section. It has two sections: reference and textbook section. All the students of the departmental are member of the library. In addition they can avail the library facility of their respective colleges as well. The Central Science Library as well as the Main Reference Library are at walking distance. The DU library system subscribes to the electronic version of all major science journals, as well as database services. These can be accessed from any point on the University network. It has nearly 4500 number of reference books while the text books are nearly 1200. It also has a rare collection of old journals numbering nearly 2400