Hey  

Here is a list of few books for different concepts of MATHEMATICS that you mightfind helpful for preparation. But that would also depend on the entrance you're preparing for and the level of questions asked in it.

Higher Algebra  Hall and Knight  

Coordinate Geometry  S.L. Loney

 Differential and Integral Calculus  N. Piskunov

 Calculus and Analytic Geometry  Thomas and Finney

 Course in Mathematics for IIT-JEE Tata McGraw Hill publication

Trigonometry  S L Loney