Which book is best for ca final costing subject?

STUDENT (student) (267 Points)

21 February 2012  

plz suggest me good book for costing subject (CA Final) which include therory plus more practical problems.

Which book is best for AMA in belowe given list

1)Tulsian

2)C.A. Sanjay Aggarwal

3)S.P. Jain, K.L. Narang, Simmi Agrawal

4)Saxena & vaishist

5)Padhuka

6)Ravi Kishore