TY  - BOOK
AU  - Hendry,Derek P.
TI  - Conditioned reinforcement
T2  - The Dorsey series in psychology
U1  - 153.15 
PY  - 1969///
CY  - Homewood, IL.
PB  - Dorsey Press
KW  - Refuerzo (Psicología)
KW  - Ensayos, conferencias, etc
N1  - Based on papers read at a meeting at Chicago Circle in October, 1967, as part of the centennial celebrations of the University of Illinois; Incluye bibliografía
ER  -