TY  - GEN
AU  - Ferster, C. B.
AU  - Culbertson, Stuart
AU  - Boren, Mary Carol Perrott
TI  - Behavior principles
SN  - 0130726117
U1  - 150.194 
PY  - 1975///
CY  - Englewood Cliffs.
PB  - Prentice-Hall, Inc.
KW  - Operant Behaviour
KW  - Reinforcement (Psychology)
ER  -