TY  - BOOK
AU  - Hansen, Bertr
AU  - L.
TI  - WORK SAMPLING FOR MODERN MANAGEMENT
U1  - 658.562 
PY  - 1960///
CY  - Englewood Cliffs, N. J.
PB  - Prentice-Hall
KW  - Work Measurement
KW  - Sampling
ER  -