APA (7th ed.) Citation

Straumann, H. (1968). American literature in the twentieth century (3.rev.ed.). Harper & Row.

Chicago Style (17th ed.) Citation

Straumann, Heinrich. American Literature in the Twentieth Century. 3.rev.ed. New York: Harper & Row, 1968.

MLA (9th ed.) Citation

Straumann, Heinrich. American Literature in the Twentieth Century. 3.rev.ed. Harper & Row, 1968.