APA (7th ed.) Citation

Gross, T. L. (1971). The heroic ideal in American literature. Free Press.

Chicago Style (17th ed.) Citation

Gross, Theodore L. The Heroic Ideal in American Literature. New York: Free Press, 1971.

MLA (9th ed.) Citation

Gross, Theodore L. The Heroic Ideal in American Literature. Free Press, 1971.