Direct tax laws ref book

ashok gawade (-) (81 Points)

28 January 2017  
Please suggest best book for direct tax laws, in my last 2 attempts I refered Prof. Nihit Jhaveri's Summery book and i scored 44 n37 marks in last 2 attempts , should i continue with same book or go for T N Manoharan or any other book , now its 3 months left for may 2017 attempt, shloud I go for any other author please suggest, i failed in last two attempt only reason is lower score in DT, Please suggest me stratergy to score good marks in DT ,I am still not confident about DT.