APA (7e ed.) Bronvermelding

Não informado. (1986). SPE Formation Evaluation. Society of Petroleum Engineers.

Chicago (17e ed.) Bronvermelding

Não informado. SPE Formation Evaluation. Richardson, Tex: Society of Petroleum Engineers, 1986.

MLA (8e ed.) Bronvermelding

Não informado. SPE Formation Evaluation. Society of Petroleum Engineers, 1986.

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