1. Linear Algebra – K.C. Prasad, K B Datta
2.Calculus – Santhi Narayan
3.Analytic Geometry – Shantinarayan, HC Sinha, DK Jha and Sharma
4.Ordinary Differential eqs:- MD Raising Lumina, Golden seris-NP Bali
5. Dynamics, Statitics and Hydrostatics – M.Ray
6. Vector analysis – Shantinarayan Check this out for getting more details.