APA (7e ed.) Bronvermelding

Não informado. (2012). Water and Sewage. Monetary Times Print.

Chicago (17e ed.) Bronvermelding

Não informado. Water and Sewage. Toronto, Canada: Monetary Times Print, 2012.

MLA (8e ed.) Bronvermelding

Não informado. Water and Sewage. Monetary Times Print, 2012.

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