APA (7th ed.) Citation

SPYRI, J. (2016). HEIDI. SCHOLASTIC INC.

Chicago Style (17th ed.) Citation

SPYRI, JOHANNA. HEIDI. NEW YORK: SCHOLASTIC INC, 2016.

MLA (9th ed.) Citation

SPYRI, JOHANNA. HEIDI. SCHOLASTIC INC, 2016.