Ipcc 2013

Hello,
My IPCC attempt is in may 2013.
Please guide me for the exams.
Here is the books i am refering for my preparations.
Accounts: class notes,practice manual.
Law: munish bhandari law book,class notes and practise manual.
Costing and fm: class notes and practise manual.
Taxation: girish ahuja and ravi gupta systematic approach to income tax and practise manual.
And RTP's for all the subjects.
Is this sufficeint for the exams??
Please do the needfull.
And if possible ,tell me the tips to score good marks like exemption.
Thanks.