Cita APA (7th ed.)

Keller, G. (1958). Hadlaub. Henschelverlag.

Cita Chicago (17th ed.)

Keller, Gottfried. Hadlaub. Berlin: Henschelverlag, 1958.

Cita MLA (8th ed.)

Keller, Gottfried. Hadlaub. Henschelverlag, 1958.