TY  - BOOK
AU  - Rathnam, P.V.
AU  - Lalitha, P.
TI  - Rathnam's advanced costing adviser: problems & solutions 
U1  - 657.42 
PY  - 1989///
CY  - New Delhi
PB  - Kitab Mahal
KW  - Cost accounting
KW  - Marginal costing
ER  -