APA (7th ed.) Citation

Walker, S. M., & Luthardt, K. (2008). The Vowel family: A tale of lost letters. Carolrhoda Books.

Chicago Style (17th ed.) Citation

Walker, Sally M., and Kevin Luthardt. The Vowel Family: A Tale of Lost Letters. Minneapolis: Carolrhoda Books, 2008.

MLA (9th ed.) Citation

Walker, Sally M., and Kevin Luthardt. The Vowel Family: A Tale of Lost Letters. Carolrhoda Books, 2008.