TY  - BOOK
AU  - "Gupta, R.S. "
TI  - Work Study TM 9
U1  - 658.54  
PY  - 1977/// 
CY  - Delhi 
PB  - NATIONAL PRODUCTIVITY COUNCIL  
KW  - Work Study TM 9
N1  - Tushar Jadhav ; -  
ER  -