TY  - BOOK
AU  - Robert. C Birney
AU  -  Richard C Teevan, 
TI  - Reinforcement : An Enduring Problem in Psychology
U1  - 153.15 
PY  - 1961///
CY  - New York
PB  - D. Van Nosfrand Co Inc
N1  - Robert. C Birney & Richard C Teevan: Reinforcement : An Enduring Problem in Psychology.  New York.  D. Van Nosfrand Co Inc, 1961.--(153.15BIR)
ER  -