APA (7e ed.) Bronvermelding

O'Gordon, G. (1968). Modern trends in mental health and subnormality. Butterworths.

Chicago (17e ed.) Bronvermelding

O'Gordon, Gerald. Modern Trends in Mental Health and Subnormality. London: Butterworths, 1968.

MLA (9e ed.) Bronvermelding

O'Gordon, Gerald. Modern Trends in Mental Health and Subnormality. Butterworths, 1968.

Let op: Deze citaties zijn niet altijd 100% accuraat.