APA aipamena

Ferster, C. B., & Hammer, C. (1965). Variables determining the effects of delay in reinforcement.

Chicago Style aipamena

Ferster, C. B., and Clifford Hammer. Variables Determining the Effects of Delay in Reinforcement. 1965.

MLA aipamena

Ferster, C. B., and Clifford Hammer. Variables Determining the Effects of Delay in Reinforcement. 1965.

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