costing final old course refernce book

Martianman (student) (115 Points)

23 July 2010  

hi everybody.i have just got results of my third attempt.finding it difficult to get through in costing.was following padhukas book till now.but it seems the concepts are not clear still.can anybody suggest a good refernce book to  deal with this problem.heard ravi m kishore is good.is it true?thanks in advance