APA (7e ed.) Bronvermelding

(1996). Placing Concrete By Pumping Methods. ACI.

Chicago (17e ed.) Bronvermelding

Placing Concrete By Pumping Methods. ACI, 1996.

MLA (8e ed.) Bronvermelding

Placing Concrete By Pumping Methods. ACI, 1996.

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