Requesting help for preparation in tax paper of ca ipcc

Dear friends,

I had registered for nov 2012 attempt but i coulnt appear for it..now am goin to appear for may 13 attempt.The Tax subject scares me a lot.the service tax portion has also undergone a lot of major changes.Which book do u guys suggest for tax?is it sufficient if i get the new prac.manuals frm institute and practise them for sums and use T.N madnoharan for conceptual understanding of DT  and Study mat for IDT??

PLs reply at the earliest.

Apoorva