Cita APA (7th ed.)

Herburger, G. (1978). Birne-Geschichten. Kinderbuchverlag.

Cita Chicago (17th ed.)

Herburger, Günter. Birne-Geschichten. Berlin: Kinderbuchverlag, 1978.

Cita MLA (8th ed.)

Herburger, Günter. Birne-Geschichten. Kinderbuchverlag, 1978.