APA (7th ed.) Citation

Tielmann, C., & Zapf. (2020). Freaky Fahrstuhl. Carlsen.

Chicago Style (17th ed.) Citation

Tielmann, Christian, and Zapf. Freaky Fahrstuhl. Hamburg: Carlsen, 2020.

MLA (9th ed.) Citation

Tielmann, Christian, and Zapf. Freaky Fahrstuhl. Carlsen, 2020.

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