APA-referens (7:e uppl.)

Falk, P. S. (1987). Petroleum and Mexico's future. Westview Press.

Chicago-referens (17:e uppl.)

Falk, Pamela S. Petroleum and Mexico's Future. Boulder: Westview Press, 1987.

MLA-referens (9:e uppl.)

Falk, Pamela S. Petroleum and Mexico's Future. Westview Press, 1987.