APA (7e ed.) Bronvermelding

Não informado. (1968). Endocrinology index. National Institute of Arthritis, Metabolism and Digestive Diseases.

Chicago (17e ed.) Bronvermelding

Não informado. Endocrinology Index. Bethesda, Md: National Institute of Arthritis, Metabolism and Digestive Diseases, 1968.

MLA (8e ed.) Bronvermelding

Não informado. Endocrinology Index. National Institute of Arthritis, Metabolism and Digestive Diseases, 1968.

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