APA (7th ed.) Citation

Gretz, S., & Sage, A. (1987). Teddybears take the train / Susanna Gretz and Alison Sage. Black.

Chicago Style (17th ed.) Citation

Gretz, Susanna, and Alison Sage. Teddybears Take the Train / Susanna Gretz and Alison Sage. London: Black, 1987.

MLA (9th ed.) Citation

Gretz, Susanna, and Alison Sage. Teddybears Take the Train / Susanna Gretz and Alison Sage. Black, 1987.

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