Cita APA (7a ed.)

Capaldi, E. J., Lanier, A. T., & Godbout, R. C. (1968). Reward schedule effects following severely limited acquisition training. [s.n.].

Cita Chicago Style (17a ed.)

Capaldi, E. John, A. T. Lanier, y R. C. Godbout. Reward Schedule Effects Following Severely Limited Acquisition Training. [S.l.]: [s.n.], 1968.

Cita MLA (9a ed.)

Capaldi, E. John, et al. Reward Schedule Effects Following Severely Limited Acquisition Training. [s.n.], 1968.