APA (7th ed.) Citation

Clark, E. T. (1949). The small sects in America (Rev. ed.). Abingdon Press.

Chicago Style (17th ed.) Citation

Clark, Elmer Talmage. The Small Sects in America. Rev. ed. New York: Abingdon Press, 1949.

MLA (8th ed.) Citation

Clark, Elmer Talmage. The Small Sects in America. Rev. ed. Abingdon Press, 1949.