Cita APA (7th ed.)

Hacks, P. (1980). Armer Ritter. Kinderbuchverlag.

Cita Chicago (17th ed.)

Hacks, Peter. Armer Ritter. Berlin: Kinderbuchverlag, 1980.

Cita MLA (8th ed.)

Hacks, Peter. Armer Ritter. Kinderbuchverlag, 1980.