TY  - BOOK
AU  - Mittal,D K  .
TI  - Practical costing / 
SN  - 81-7515-557-4
U1  - 657.42 
PY  - 2007///
CY  - New Delhi : 
PB  - Galgottia publications  , 
KW  - Practical costing
ER  -