Suggest best book for auditing

can anyone please suggest me the best book for auditing for ca ipcc.....

i looked into padhuka but totally unsatisfied with it.

so i would like to go to either surbhi bhansal or kamal garg.....

so please suggest me the book that can help me in my preparation. 

1.The book what u r suggesting for must be helpful to self study

2.This is for the first time i was studying audit since i joined ca after my 12th class..so suggest me keeping in view of this

waiting for your valuable suggestions