APA (7th ed.) Citation

Gunnarsson, G. Der Knabe. Insel-Verlag.

Chicago Style (17th ed.) Citation

Gunnarsson, Gunnar. Der Knabe. Leipzig: Insel-Verlag.

MLA (8th ed.) Citation

Gunnarsson, Gunnar. Der Knabe. Insel-Verlag.

Warning: These citations may not always be 100% accurate.