APA (7e ed.) Bronvermelding

Não informado. (1977). De/Domestic engineering. Construction Industry Press.

Chicago (17e ed.) Bronvermelding

Não informado. De/Domestic Engineering. Briarcloff Manor, NY: Construction Industry Press, 1977.

MLA (8e ed.) Bronvermelding

Não informado. De/Domestic Engineering. Construction Industry Press, 1977.

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