TY  - BOOK
AU  - Cofer, Charles Norval
AU  - Appley, Moritmer H
TI  - Motivation: theory and research
U1  - 159.4 
PY  - 1967///
CY  - New York
PB  - John Wiley  Sons
KW  - MOTIVACION
KW  - PSICOLOGIA
ER  -