APA (7th ed.) Citation

Bruner, J. S., Austin, G. A., & Goodnow, J. J. (1956). A study of thinking. Science Editions.

Chicago Style (17th ed.) Citation

Bruner, Jerome Seymour, George A. Austin, and Jacqueline J. Goodnow. A Study of Thinking. New York: Science Editions, 1956.

MLA (9th ed.) Citation

Bruner, Jerome Seymour, et al. A Study of Thinking. Science Editions, 1956.