Pattern Classification - Richard O. Duda, David G. Stork, Peter E.Hart ( Link )
Pattern Recognition 4th Ed - Sergios Theodoridis and Konstantinos Koutroumbas ( Link )
Introduction to Statistical Pattern Recognition 2nd Ed - Keinosuke Fukunaga ( Link )
Information Retrieval - 2nd Ed - David A Grossman ( Link )
Discrete Mathematics and its Applications, 7th Ed, by Kenneth H. Rosen (Link )
Database System Concepts, 6th Ed, by Avi Silberschatz, Henry F. Korth, and S. Sudarshan. (Link) (Solution )