Cita APA (7a ed.)

Jenkins, H. M., & Ward, W. C. (1965). Judgment of contingency between responses and outcomes. [s.n.].

Cita Chicago Style (17a ed.)

Jenkins, Herbert M., y William C. Ward. Judgment of Contingency Between Responses and Outcomes. [S.l.]: [s.n.], 1965.

Cita MLA (9a ed.)

Jenkins, Herbert M., y William C. Ward. Judgment of Contingency Between Responses and Outcomes. [s.n.], 1965.