Skinner, B. F. (1957). Verbal Behavior (1a. ed.). Appleton Century Crofts.

Skinner, Burrhus Frederick. Verbal Behavior. 1a. ed. Nueva York: Appleton Century Crofts, 1957.

Skinner, Burrhus Frederick. Verbal Behavior. 1a. ed. Appleton Century Crofts, 1957.