Cita APA (7a ed.)

International Congress of Psychology. 22. Leipzig (1980) & Hacker, W. (1983). Kognitive und motivationale Aspekte der Handlung: [XXIInd International Congress of Psychology, Leipzig, GDR, July 6-12, 1980 ; selected revised papers]. Huber.

Cita Chicago Style (17a ed.)

International Congress of Psychology. 22. Leipzig (1980) y Winfried Hacker. Kognitive Und Motivationale Aspekte Der Handlung: [XXIInd International Congress of Psychology, Leipzig, GDR, July 6-12, 1980 ; Selected Revised Papers]. Bern Stuttgart Wien: Huber, 1983.

Cita MLA (9a ed.)

International Congress of Psychology. 22. Leipzig (1980) y Winfried Hacker. Kognitive Und Motivationale Aspekte Der Handlung: [XXIInd International Congress of Psychology, Leipzig, GDR, July 6-12, 1980 ; Selected Revised Papers]. Huber, 1983.