APA (7th ed.) Citation

Gustavus Jones, S. (2004). Understanding your one-year-old. J. Kingsley Publishers.

Chicago Style (17th ed.) Citation

Gustavus Jones, Sarah. Understanding Your One-year-old. London ; Philadelphia: J. Kingsley Publishers, 2004.

MLA (9th ed.) Citation

Gustavus Jones, Sarah. Understanding Your One-year-old. J. Kingsley Publishers, 2004.