APA (7e ed.) Bronvermelding

Não informado. (1975). Chilton's oil and gas energy. Chilton Book.

Chicago (17e ed.) Bronvermelding

Não informado. Chilton's Oil and Gas Energy. Radnor, Pa: Chilton Book, 1975.

MLA (8e ed.) Bronvermelding

Não informado. Chilton's Oil and Gas Energy. Chilton Book, 1975.

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