APA (7e ed.) Bronvermelding

Não informado. (2023). Rock Products and Building Materials. Maclean Hunter.

Chicago (17e ed.) Bronvermelding

Não informado. Rock Products and Building Materials. Chicago, Ill: Maclean Hunter, 2023.

MLA (8e ed.) Bronvermelding

Não informado. Rock Products and Building Materials. Maclean Hunter, 2023.

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