Cita APA (7a ed.)

Wertheimer, M., & Asch, S. E. 1. . . e. (1945). Productive thinking. Harper & brothers.

Cita Chicago Style (17a ed.)

Wertheimer, Max, y Solomon Elliott 1907- ed Asch. Productive Thinking. New York: Harper & brothers, 1945.

Cita MLA (9a ed.)

Wertheimer, Max, y Solomon Elliott 1907- ed Asch. Productive Thinking. Harper & brothers, 1945.