TY  - BOOK
AU  - Prem,Vrat
AU  - Sardana,G.D.
AU  - Sahay,B.S
TI  - Productivity management : a system approch
U1  - 658.5 
PY  - 1998///
CY  - New Delhi
PB  - Narosa Publishing House
KW  - Applied Sc
KW  - Management
ER  -