APA (7th ed.) Citation

Sitwell, E., Salter, E., & Harper, A. (1981). Fire of the mind. Vanguard Press.

Chicago Style (17th ed.) Citation

Sitwell, Edith, Elizabeth Salter, and Allanah Harper. Fire of the Mind. New York: Vanguard Press, 1981.

MLA (9th ed.) Citation

Sitwell, Edith, et al. Fire of the Mind. Vanguard Press, 1981.