APA (7e ed.) Bronvermelding

The Bielefeld interdisciplinary project & Immelmann, K. (1981). Behavioral development: The Bielefeld Interdisciplinary project. Cambridge University Press.

Chicago (17e ed.) Bronvermelding

The Bielefeld interdisciplinary project en Klaus Immelmann. Behavioral Development: The Bielefeld Interdisciplinary Project. New York: Cambridge University Press, 1981.

MLA (9e ed.) Bronvermelding

The Bielefeld interdisciplinary project en Klaus Immelmann. Behavioral Development: The Bielefeld Interdisciplinary Project. Cambridge University Press, 1981.