TY  - BOOK
AU  - Barnes,Ralph M.
TI  - Motion and time study design and measurement of work
SN  - 0471059056
AV  - T60.4  .B37 1980
PY  - 1980///
CY  - New York
PB  - John Wiley
KW  - Motion study
KW  - Time study
ER  -