APA (7th ed.) Citation

Bergström, G. (1986). Nur Mut, Willi Wiberg! Oetinger.

Chicago Style (17th ed.) Citation

Bergström, Gunilla. Nur Mut, Willi Wiberg! Hamburg: Oetinger, 1986.

MLA (9th ed.) Citation

Bergström, Gunilla. Nur Mut, Willi Wiberg! Oetinger, 1986.

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