APA (7th ed.) Citation

Jacobson, K. I., & Jacobson, R. E. (1972). Developing: The negative technique (18th ed.). Focal Press.

Chicago Style (17th ed.) Citation

Jacobson, Kurt I., and R. E. Jacobson. Developing: The Negative Technique. 18th ed. London ; New York: Focal Press, 1972.

MLA (9th ed.) Citation

Jacobson, Kurt I., and R. E. Jacobson. Developing: The Negative Technique. 18th ed. Focal Press, 1972.