Hello Aspirant,

Here I am mentioning some of the best books for GPAT below -

1. The Pearson Guide to GPAT and other entrance examination in Pharmacy by Akaberi Shah Baser

2. GPAT cracker by Dr. Sanjar Alam and others

3. GPAT : A Companies by Nazma N. Inamdar

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

Hope you will find this answer useful,

All the best!