Cita APA (7a ed.)

Rocks, L., & Runyon, R. P. (1972). The energy crisis. Crown Publishers.

Cita Chicago Style (17a ed.)

Rocks, Lawrence, y Richard P. Runyon. The Energy Crisis. New York: Crown Publishers, 1972.

Cita MLA (9a ed.)

Rocks, Lawrence, y Richard P. Runyon. The Energy Crisis. Crown Publishers, 1972.