APA (7th ed.) Citation

Ruiz Johnson, M., & Kleemann, S. Wenn Mama verreist. Beltz & Gelberg.

Chicago Style (17th ed.) Citation

Ruiz Johnson, Mariana, and Silke Kleemann. Wenn Mama Verreist. Weinheim ; Basel: Beltz & Gelberg.

MLA (9th ed.) Citation

Ruiz Johnson, Mariana, and Silke Kleemann. Wenn Mama Verreist. Beltz & Gelberg.

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