APA (7e ed.) Bronvermelding

Não informado. (1974). Heating and Air Conditioning Journal. Maclean Hunter.

Chicago (17e ed.) Bronvermelding

Não informado. Heating and Air Conditioning Journal. London: Maclean Hunter, 1974.

MLA (8e ed.) Bronvermelding

Não informado. Heating and Air Conditioning Journal. Maclean Hunter, 1974.

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