Schwartz, B., Hamilton, B., & Silberberg, A. (1975). Behavioral contrast in the pigeon: A study of the duration of key pecking maintained on multiple schedules of reinforcement.
Dyfyniad Arddull ChicagoSchwartz, Barry, Bruce Hamilton, and Alan Silberberg. Behavioral Contrast in the Pigeon: A Study of the Duration of Key Pecking Maintained On Multiple Schedules of Reinforcement. 1975.
Dyfyniad MLASchwartz, Barry, Bruce Hamilton, and Alan Silberberg. Behavioral Contrast in the Pigeon: A Study of the Duration of Key Pecking Maintained On Multiple Schedules of Reinforcement. 1975.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.