APA (7th ed.) Citation

Vanderbilt, G. (1985). Once upon a time: A true story. Knopf.

Chicago Style (17th ed.) Citation

Vanderbilt, Gloria. Once upon a Time: A True Story. New York: Knopf, 1985.

MLA (9th ed.) Citation

Vanderbilt, Gloria. Once upon a Time: A True Story. Knopf, 1985.