APA (7th ed.) Citation

Heckhausen, H. (1991). Motivation and action. Springer-Verlag.

Chicago Style (17th ed.) Citation

Heckhausen, Heinz. Motivation and Action. Berlin ; New York: Springer-Verlag, 1991.

MLA (9th ed.) Citation

Heckhausen, Heinz. Motivation and Action. Springer-Verlag, 1991.