TY  - BOOK
AU  - Ferster,Charles B.
AU  - Skinner,B.F.
TI  - Schedules of reinforcement
T2  - The Century psychology series
SN  - 0137923090
AV  - BF319 F462
PY  - 1957///
CY  - Englewood cliffs, n. j.
PB  - Prentice Hall
KW  - Refuerzo (Psicología)
ER  -