TY  - GEN
AU  - Vrat, Prem
AU  - Sahay, B.S
AU  - Sardana, G.D
TI  - Productivity management: a systems approach
SN  - 8173191476
U1  - 658.515 
PY  - 1998///
CY  - New Delhi
PB  - Narosa
KW  - MANAGEMENT
ER  -