APA (7e ed.) Bronvermelding

Não informado. (1971). Technical information bulletin. National Drug Abuse Information Centre.

Chicago (17e ed.) Bronvermelding

Não informado. Technical Information Bulletin. Canberra: National Drug Abuse Information Centre, 1971.

MLA (8e ed.) Bronvermelding

Não informado. Technical Information Bulletin. National Drug Abuse Information Centre, 1971.

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