APA (7th ed.) Citation

Parkman, F., & Schramm, W. (1938). Representative selections. American book company.

Chicago Style (17th ed.) Citation

Parkman, Francis, and Wilbur Schramm. Representative Selections. New York, Cincinnati [etc.]: American book company, 1938.

MLA (9th ed.) Citation

Parkman, Francis, and Wilbur Schramm. Representative Selections. American book company, 1938.