TY  - BOOK
AU  - Barnes Ralph M.
TI  - Motions and Time Study Design and Measurement of Work'
SN  - 0471083356
U1  - 658.542 
PY  - 1980///
CY  - New York
PB  - John Wiley
KW  - ,Barnes Ralph M.,Motions and Time Study Design,Wages
N2  - Master : 2995
ER  -