APA (7e ed.) Bronvermelding

Não informado. (1970). Chest. American College of Chest Physicians.

Chicago (17e ed.) Bronvermelding

Não informado. Chest. Park Ridge, Ill: American College of Chest Physicians, 1970.

MLA (8e ed.) Bronvermelding

Não informado. Chest. American College of Chest Physicians, 1970.

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