APA (7e ed.) Bronvermelding

Enos, J. L. (1962). Petroleum progress and profits; a history of process innovation. MIT Press.

Chicago (17e ed.) Bronvermelding

Enos, John Lawrence. Petroleum Progress and Profits; a History of Process Innovation. Cambridge, Mass: MIT Press, 1962.

MLA (9e ed.) Bronvermelding

Enos, John Lawrence. Petroleum Progress and Profits; a History of Process Innovation. MIT Press, 1962.