"Mathematics for Class 11 & 12" by R.D. Sharma"Higher Engineering Mathematics" by B.S. Grewal"Pathfinder for NDA & NA Entrance Examination" by Arihant
General Ability Test (GAT):
"Pathfinder for NDA & NA Entrance Examination" by Arihant"Objective General English" by S.P. Bakshi"Quantitative Aptitude for Competitive Examinations" by R.S. Aggarwal
General Knowledge:
"Manorama Yearbook" for current affairs and general knowledge"Lucent's General Knowledge" by Dr. Binay Karna and Manwendra MukulNewspapers like The Hindu or The Indian Express for current affairs