APA استشهاد

Alter, G. (1976). Nature of Human Behaviour (2nd.). Allen & Unwin.

استشهاد بنمط شيكاغو

Alter, Ginter. Nature of Human Behaviour. 2nd. London: Allen & Unwin, 1976.

MLA استشهاد

Alter, Ginter. Nature of Human Behaviour. 2nd. Allen & Unwin, 1976.