APA (7th ed.) Citation

Avi & Vail, R. (2004). Never mind!: A twin novel. HarperCollins.

Chicago Style (17th ed.) Citation

Avi and Rachel Vail. Never Mind!: A Twin Novel. New York: HarperCollins, 2004.

MLA (8th ed.) Citation

Avi and Rachel Vail. Never Mind!: A Twin Novel. HarperCollins, 2004.

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