TY  - BOOK
AU  - Singh, Jagjit,
TI  - Statistical aids to railway operation
SN  - MBK1366
U1  - 385.2042 
PY  - 1965///
CY  - Bombay
PB  - Asia Pub
KW  - Railroads-Management.--India
N1  - Previously published by the Research Designs and Standards Organization, Ministry of Railways, Govt. of India, as Technical paper no. 330.,
ER  -