APA (7th ed.) Citation

Ydewalle, G. d., Lens, W., Atkinson, J. W., & Nuttin, J. (1981). Cognition in human motivation and learning. Leuven University Press ; L. Erlbaum Associates.

Chicago Style (17th ed.) Citation

Ydewalle, G. d', W. Lens, John W. Atkinson, and Joseph Nuttin. Cognition in Human Motivation and Learning. Leuven, Belgium : Hillsdale, N.J.: Leuven University Press ; L. Erlbaum Associates, 1981.

MLA (9th ed.) Citation

Ydewalle, G. d', et al. Cognition in Human Motivation and Learning. Leuven University Press ; L. Erlbaum Associates, 1981.