MLA

Ruimschotel, Dick. Explanation, Causation, and Psychological Theories : a Methodological Study Illustrated by an Analysis of Festinger's Theory of Cognitive Dissonance and Newell & Simon's Theory of Human Problem Solving. [Amsterdam]: D. Ruimschotel, 1987.

APA

Ruimschotel, D. (1987). Explanation, causation, and psychological theories : a methodological study illustrated by an analysis of Festinger's theory of cognitive dissonance and Newell & Simon's theory of human problem solving. [Amsterdam]: D. Ruimschotel.

Chicago

Ruimschotel, Dick, Explanation, Causation, and Psychological Theories: A Methodological Study Illustrated by an Analysis of Festinger's Theory of Cognitive Dissonance and Newell & Simon's Theory of Human Problem Solving. [Amsterdam]: D. Ruimschotel, 1987.