APA (7th ed.) Citation

Casner, M. B., & Gabriel, R. H. (1935). Exploring American history. Harcourt, Brace and company.

Chicago Style (17th ed.) Citation

Casner, Mabel B., and Ralph Henry Gabriel. Exploring American History. New York, Chicago: Harcourt, Brace and company, 1935.

MLA (9th ed.) Citation

Casner, Mabel B., and Ralph Henry Gabriel. Exploring American History. Harcourt, Brace and company, 1935.