TY  - BOOK
AU  - Barnes,Ralph M.
TI  - Motion and time study: design and measurement of work 
SN  - 0471059056 
U1  - 658.542 BAR 
PY  - 1980///
CY  - New York
PB  - Wiley
KW  - Motion study
KW  - Time study
N1  - Includes bibliographical and index
ER  -