TY  - BOOK
AU  - Varma,Hari Om
TI  - Economatric cost functions: a study of Indian Railways 
SN  - 8170410703 :
PY  - 1988///
CY  - New Delhi
PB  - Anmol Publications
KW  - Railroads
KW  - India
KW  - Costs
KW  - Econometric models
N1  - Includes bibliographical references (p. [221]-235)
N2  - Study based on 1951-1978 data
ER  -