APA (7th ed.) Citation

Piaget, J., & Campbell, R. L. (2015). Studies in reflecting abstraction. Psychology Press.

Chicago Style (17th ed.) Citation

Piaget, Jean, and Robert L. Campbell. Studies in Reflecting Abstraction. New York, Estados Unidos: Psychology Press, 2015.

MLA (9th ed.) Citation

Piaget, Jean, and Robert L. Campbell. Studies in Reflecting Abstraction. Psychology Press, 2015.