Cita APA (7a ed.)

Leithauser, J. G. (1955). Worlds beyond the horizon (1st american ed.). Knopf.

Cita Chicago Style (17a ed.)

Leithauser, Joachim G. Worlds Beyond the Horizon. 1st american ed. New York: Knopf, 1955.

Cita MLA (9a ed.)

Leithauser, Joachim G. Worlds Beyond the Horizon. 1st american ed. Knopf, 1955.