APA (7e ed.) Bronvermelding

Não informado. (1884). American Druggist. Directory of Drug Markets.

Chicago (17e ed.) Bronvermelding

Não informado. American Druggist. New York: Directory of Drug Markets, 1884.

MLA (8e ed.) Bronvermelding

Não informado. American Druggist. Directory of Drug Markets, 1884.

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