APA (7th ed.) Citation

Casner, M. B., & Gabriel, R. H. (1950). The story of American democracy. Harcourt, Brace and Company.

Chicago Style (17th ed.) Citation

Casner, Mabel B., and Ralph Henry Gabriel. The Story of American Democracy. New York ; Chicago: Harcourt, Brace and Company, 1950.

MLA (9th ed.) Citation

Casner, Mabel B., and Ralph Henry Gabriel. The Story of American Democracy. Harcourt, Brace and Company, 1950.