APA citiranje

Schaal, D. W., Shahan, T. A., Kovera, C. A., & Reilly, M. P. (1998). Mechanisms underlying the effects of unsignaled delayed reinforcement on key pecking of pigeons under variable-interval schedules.

Citação norma Chicago

Schaal, D W., T A. Shahan, C A. Kovera, and M P. Reilly. Mechanisms Underlying the Effects of Unsignaled Delayed Reinforcement On Key Pecking of Pigeons Under Variable-interval Schedules. 1998.

MLA citiranje

Schaal, D W., T A. Shahan, C A. Kovera, and M P. Reilly. Mechanisms Underlying the Effects of Unsignaled Delayed Reinforcement On Key Pecking of Pigeons Under Variable-interval Schedules. 1998.