APA (7th ed.) Citation

Hulme, J. N., & Mike Cressy. (2003). Bubble trouble. Children's Press.

Chicago Style (17th ed.) Citation

Hulme, Joy N., and Mike Cressy. Bubble Trouble. New York: Children's Press, 2003.

MLA (9th ed.) Citation

Hulme, Joy N., and Mike Cressy. Bubble Trouble. Children's Press, 2003.

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