Lua APA (7ú heag.)

Willis, J., & Birchall, M. (2001). No biting, Puma! (American ed.). Carolrhoda Books.

Lua i Stíl Chicago (17ú heag.)

Willis, Jeanne, agus Mark Birchall. No Biting, Puma! American ed. Minneapolis, Minn.: Carolrhoda Books, 2001.

Lua MLA (8ú heag.)

Willis, Jeanne, agus Mark Birchall. No Biting, Puma! American ed. Carolrhoda Books, 2001.

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