APA (7th ed.) Citation

Carson, M. K., & Mackay, L. (2014). What makes a tornado twist? Sterling Children's Books.

Chicago Style (17th ed.) Citation

Carson, Mary Kay, and Louis Mackay. What Makes a Tornado Twist? New York: Sterling Children's Books, 2014.

MLA (9th ed.) Citation

Carson, Mary Kay, and Louis Mackay. What Makes a Tornado Twist? Sterling Children's Books, 2014.