TY  - BOOK
AU  - Geen,Russell G.
TI  - Human motivation: a social psychological approach 
SN  - 0534238505
PY  - 1995///
CY  - Pacific Grove, Ca.
PB  - Brooks/Cole Publishing Co.
KW  - Motivation (Psychology)
KW  - Incentive (Psychology)
KW  - Goal (Psychology)
ER  -