Advise for idt book

ANUBHAV SHUKLA (int) (41 Points)

19 January 2014  
i am very confused abt whether i go for dg or bangur as i had taken coachin frm raj kumar some students suggest me go for deepak gupta sir's buk but some said dat dg sir buk is gud for those students who takes classes frm him.. some also suggest me to buy bangur. now i am totally confused.. plzzz help..