Cita APA (7th ed.)

Martin DuGard, R., & Martin DuGard, R. (1958). Roman 1/2. Verl. Volk u. Welt.

Cita Chicago (17th ed.)

Martin DuGard, Roger, i Roger Martin DuGard. Roman 1/2. Berlin: Verl. Volk u. Welt, 1958.

Cita MLA (8th ed.)

Martin DuGard, Roger, i Roger Martin DuGard. Roman 1/2. Verl. Volk u. Welt, 1958.