TY  - BOOK
AU  - AHUJA, G.K.
AU  - KHANNA, B.S.
AU  - PANDEY, I.M.
TI  - PRACTICAL COSTING
U1  - 657.420 28 
PY  - 1976///
CY  - New Delhi
PB  - S. Chand and Sons, New Delhi 
ER  -