APA Citation

SPYRI Johanna, Susan Saunders, & Jada Rowland. (1988). Heidi. Switzerland: Troll Associates.

Chicago Style Citation

SPYRI Johanna, Susan Saunders, and Jada Rowland. Heidi. Switzerland: Troll Associates, 1988.

MLA Citation

SPYRI Johanna, Susan Saunders, and Jada Rowland. Heidi. Switzerland: Troll Associates, 1988.

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