TY  - BOOK
ED  - Universal publishing corpn                                                                                                                                                                                                                                     . 
TI  - Introduction work study / 
SN  - 8185027064
U1  - 658.542 
PY  - 1986///
CY  - Bombay : 
PB  - Universal publishing , 
KW  - WORK MESUREMENT
N1  - NULL
ER  -