Latest tax laws reference book for dec 12 (executive)

Harsh Shukla (Disha) (29 Points)

02 June 2012  
I'll be appearing for CS Executive module 1 Dec. 12.. I want a latest reference book for it having all the latest changes n amendments.. Is there any book going to come withing 1 or 2 month having all the changes Ass. year 12-13?