APA (7th ed.) Citation

Spyri, J., & Dusíková, M. (2009). Heidi (1st publ.). North South.

Chicago Style (17th ed.) Citation

Spyri, Johanna, and Maja Dusíková. Heidi. 1st publ. New York London: North South, 2009.

MLA (9th ed.) Citation

Spyri, Johanna, and Maja Dusíková. Heidi. 1st publ. North South, 2009.

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