If you want to Learn Income tax & that Too in real & Easy language to Understand & get Min 55 - 60Marks Then Pls Go for T N Manoharan Sirs Book, VG is just useless & very Lengthy with nothing but Past Questions of ICAI, I always Refered T N M & am proud to say that I got 62 in Inter CA & 59 in Final, Now its your Choice. Also TNM being past President of ICAI & even Now being very active in ICAI there are many things where he has an Upper edge over VG, Some question are just directly from his Book & also His Book always Updated with all Relevent case Laws & also additional Case Laws with very Simple Interpretation to Understand, Also there is a Last Moment Revision section at the end of his Book which you can read on Previous day of Exam & you feel absolutely Revised