Costing /OR  and MAFA (CA Final)

Ankit Bhatia (163 Points)

10 May 2007  
Please some one tell any good book /notes for CA final on cost/OR and also FM,which has sufficient Qs but working notes are proper to assist solving by one who is doing self study.
       Please tell about the book which u yourself have experienced doing from and not just on the base of some one's suggestion.
          Please assist me soon.