APA (7th ed.) Citation

Agosín, M., O'Connor, E. M., & White, L. (2014). I lived on Butterfly Hill (First edition.). Atheneum Books for Young Readers.

Chicago Style (17th ed.) Citation

Agosín, Marjorie, E. M. O'Connor, and Lee White. I Lived on Butterfly Hill. First edition. New York: Atheneum Books for Young Readers, 2014.

MLA (9th ed.) Citation

Agosín, Marjorie, et al. I Lived on Butterfly Hill. First edition. Atheneum Books for Young Readers, 2014.