APA-Zitierstil (7. Ausg.)

Pringle, L., & Marstall, B. (1997). An extraordinary life: The story of a monarch butterfly. Orchard Books.

Chicago-Zitierstil (17. Ausg.)

Pringle, Laurence, und Bob Marstall. An Extraordinary Life: The Story of a Monarch Butterfly. New York: Orchard Books, 1997.

MLA-Zitierstil (9. Ausg.)

Pringle, Laurence, und Bob Marstall. An Extraordinary Life: The Story of a Monarch Butterfly. Orchard Books, 1997.