APA (7e ed.) Bronvermelding

Não informado. (1968). World meetings outside United States and Canada. Technical Meetings Information Service.

Chicago (17e ed.) Bronvermelding

Não informado. World Meetings Outside United States and Canada. Newton Centre, Mass: Technical Meetings Information Service, 1968.

MLA (8e ed.) Bronvermelding

Não informado. World Meetings Outside United States and Canada. Technical Meetings Information Service, 1968.

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