TY  - BOOK
TI  - Introduction to work study
SN  - 8185027064
U1  - 658..542 
PY  - 1957///
CY  - Bombay
PB  - Universal publishing corporation
KW  - Standard data
KW  - Work study
KW  - Productivity and the standard of living
N1  - Appendices
ER  -