Are you asking for GPAT Entrance Exam? You can prefer the below given books for the exam preparation

The Pearson Guide to GPAT and Other Entrance Examination in Pharmacy- Akaberi Shah Baser

Compete Pharma (A Guide For Preparation Of GPAT/NIPER/BITS/CEEB/CET And Other Pharma Competitive Exams)- Tarun Kumar Das

Synopsis for GPAT- Dr. Surendra H. Bodakhe, Dr. Sanjay Gupta, Prof. Vijay Juyal, Dr. Munish Ahuja

GPAT: A Companion- Nazma N. Inamdar

GPAT Cracker- Dr. Sanjar Alam and others

In Case you have any other query then let me know.

Good Luck!