APA (7th ed.) Citation

Oppenheimer, K. C. (1980). Intensity of depression as a function of shifts in frequency of reinforcement / by Kimberly Crane Oppenheimer. [publisher not identified].

Chicago Style (17th ed.) Citation

Oppenheimer, Kimberly Crane. Intensity of Depression as a Function of Shifts in Frequency of Reinforcement / by Kimberly Crane Oppenheimer. [Place of publication not identified]: [publisher not identified], 1980.

MLA (9th ed.) Citation

Oppenheimer, Kimberly Crane. Intensity of Depression as a Function of Shifts in Frequency of Reinforcement / by Kimberly Crane Oppenheimer. [publisher not identified], 1980.