1. GK book by lucent publications 2021-22:- this one is the best book for prepartion in short time. The many part of general knowledge like history ,economics,geography,miscellaneous questions and many more.
2. GK book by arihant publication 2022 :- This book is also a best option for study material. It will also cover many part of GK like world history, Indian history etc.
3. Indian polity by laxmikant:- this one is best book for political part for basic knowledge.
4. Sada punjab :- This is the special book for punjab GK and government exam of punjab.
5. GK book by arihant publication in hindi 2022 :-if u have reading problem in english then u can also purchase gk book by arihant in hindi language
6. Student Atlas for india by oxford:-it is the best atlas and no question of map is going outside from this book
