TY  - BOOK
AU  - Barnes,Ralph Mosser
TI  - Motion and time study: design and measurement of work
U1  - 658.542 21
PY  - 1964///].
CY  - New York: 
PB  - John Wiley & Sons, 
KW  - Motion study
KW  - Time study
N1  - Includes bibliography and index
ER  -