APA (7th ed.) Citation

Spyri, J. (1997). Heidi. Sunshine Publishers.

Chicago Style (17th ed.) Citation

Spyri, Johanna. Heidi. Selangor: Sunshine Publishers, 1997.

MLA (9th ed.) Citation

Spyri, Johanna. Heidi. Sunshine Publishers, 1997.

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