Cita APA (7a ed.)

Freeman, M. B., Freeman, I. M., & Martin, R. (1961). The story of electricity. Random House.

Cita Chicago Style (17a ed.)

Freeman, Mae Blacker, Ira M. Freeman, y René Martin. The Story of Electricity. New York: Random House, 1961.

Cita MLA (9a ed.)

Freeman, Mae Blacker, et al. The Story of Electricity. Random House, 1961.