Cita APA

Skinner, B. F. 1. (1971). Beyond freedom and dignity. New York: Alfred A. Knopf.

Citación estilo Chicago

Skinner, Burrhus Frederick 1904-1990. Beyond Freedom and Dignity. New York: Alfred A. Knopf, 1971.

Cita MLA

Skinner, Burrhus Frederick 1904-1990. Beyond Freedom and Dignity. New York: Alfred A. Knopf, 1971.