For audit C.A Neeraj Arora book , for IT manish.M. Valecha and for S.M again C.A Neeraj Arora ( he has covered all the questions from P.M and study material in both the books)
you should start studing from right now only
most focus should be given to audit and s.m
so now there is a time to dtudy
first u should finish advanced accounting and audit