APA (7th ed.) Citation

Poshoglian, Y., & McDonald, D. (2012). Ella and Olivia: Best friend showdown. Scholastic.

Chicago Style (17th ed.) Citation

Poshoglian, Yvette, and Danielle McDonald. Ella and Olivia: Best Friend Showdown. New York: Scholastic, 2012.

MLA (9th ed.) Citation

Poshoglian, Yvette, and Danielle McDonald. Ella and Olivia: Best Friend Showdown. Scholastic, 2012.

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