APA (7th ed.) Citation

Hardel, G., & Nast, B. (1970). Jenny (9. Auflage.). Kinderbuchverlag.

Chicago Style (17th ed.) Citation

Hardel, Gerhard, and Bernhard Nast. Jenny. 9. Auflage. Berlin: Kinderbuchverlag, 1970.

MLA (8th ed.) Citation

Hardel, Gerhard, and Bernhard Nast. Jenny. 9. Auflage. Kinderbuchverlag, 1970.

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