Cita APA (7a ed.)

Smithdas, R. J. (1958). Life at my fingertips. Doubleday.

Cita Chicago Style (17a ed.)

Smithdas, Robert J. Life at My Fingertips. Garden City, New York: Doubleday, 1958.

Cita MLA (9a ed.)

Smithdas, Robert J. Life at My Fingertips. Doubleday, 1958.

Precaución: Estas citas no son 100% exactas.