APA (7e ed.) Bronvermelding

Não informado. (1961). Effluent and water treatment journal. Thunderbird Enterprises.

Chicago (17e ed.) Bronvermelding

Não informado. Effluent and Water Treatment Journal. London: Thunderbird Enterprises, 1961.

MLA (8e ed.) Bronvermelding

Não informado. Effluent and Water Treatment Journal. Thunderbird Enterprises, 1961.

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