APA (7th ed.) Citation

Cameron, W. B., & Cowdrey, R. (2015). Ellie's story: A dog's purpose novel (1st ed.: April 2015.). Starscape/A Tom Doherty Associates Book : Scholastic Inc..

Chicago Style (17th ed.) Citation

Cameron, W. Bruce, and Richard Cowdrey. Ellie's Story: A Dog's Purpose Novel. 1st ed.: April 2015. New York: Starscape/A Tom Doherty Associates Book : Scholastic Inc., 2015.

MLA (8th ed.) Citation

Cameron, W. Bruce, and Richard Cowdrey. Ellie's Story: A Dog's Purpose Novel. 1st ed.: April 2015. Starscape/A Tom Doherty Associates Book : Scholastic Inc., 2015.

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