APA (7th ed.) Citation

Heckhausen, H. (1965). Leistungsmotivation.

Chicago Style (17th ed.) Citation

Heckhausen, Heinz. Leistungsmotivation. 1965.

MLA (9th ed.) Citation

Heckhausen, Heinz. Leistungsmotivation. 1965.

Warning: These citations may not always be 100% accurate.