AMU Entrance book for BA by Arihant Publications is best reviewed and students favourite and is strongly recommended as well. Bolk is crisp and lucid and is well defined for exam. 

Students can purchase from Amazon or nearest book stores. 

https://www.google.co.in/url?sa=t&source=web&rct=j&url=https://www.amazon.in/Amu-Aligarh-Muslim-University-Old/dp/9352030257&ved=2ahUKEwju88if27zeAhUJfSsKHf61DnMQFjACegQICBAB&usg=AOvVaw1T67kv3i5QOay3SsrkIpu2