APA (7th ed.) Citation

Gilbreth, F. B., Carey, E. G., & Ivey, D. (2005). Cheaper by the dozen. Listening Library.

Chicago Style (17th ed.) Citation

Gilbreth, Frank B., Ernestine Gilbreth Carey, and Dana Ivey. Cheaper by the Dozen. New York: Listening Library, 2005.

MLA (8th ed.) Citation

Gilbreth, Frank B., et al. Cheaper by the Dozen. Listening Library, 2005.

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