TY  - BOOK
AU  - Steers,Richard M.
AU  - Porter,Lyman W.
TI  - Motivation and work behavior / 
T2  - McGraw-Hill series in Management
SN  - 0071009485 (pb)
U1  - 658.314 
PY  - 1991///
CY  - Singapore : 
PB  - McGraw-Hill, 
ER  -