APA (7th ed.) Citation

Holzwarth, W. (2021). Mein Freund Fred. Thienemann.

Chicago Style (17th ed.) Citation

Holzwarth, Werner. Mein Freund Fred. Stuttgart: Thienemann, 2021.

MLA (9th ed.) Citation

Holzwarth, Werner. Mein Freund Fred. Thienemann, 2021.

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