Varma, Hari Om.
Econometric cost functions : a study of Indian railways / Hari Om Varma. - New Delhi : Anmol Publications , 1988. - xii,240p. : ills.,graph.,tab, ; 22cm. 8 Plates .
NULL
8170410703 Rs175.00
RAIL ROADS-COST OF OPERATION
385.1 / VAR/E
Econometric cost functions : a study of Indian railways / Hari Om Varma. - New Delhi : Anmol Publications , 1988. - xii,240p. : ills.,graph.,tab, ; 22cm. 8 Plates .
NULL
8170410703 Rs175.00
RAIL ROADS-COST OF OPERATION
385.1 / VAR/E