TY  - BOOK
AU  - Khanna , B.S.
AU  - Pandey , I.M./Ahuja , G.K./Batra , S.C.L./
TI  - Practical costing
SN  - 81-219-0917-1
U1  - 657.42 K527P 
PY  - 2001///
CY  - New Delhi
PB  - S.Chand
ER  -