APA (7. basım) Alıntı

Deffeyes, K. S. (2001). Hubbert's peak: The impending world oil shortage. Princeton University.

Chicago Style (17. basım) Atıf

Deffeyes, Kenneth S. Hubbert's Peak: The Impending World Oil Shortage. New Jersey: Princeton University, 2001.

MLA (9th ed.) Atıf

Deffeyes, Kenneth S. Hubbert's Peak: The Impending World Oil Shortage. Princeton University, 2001.