APA (7th ed.) Citation

Straumann, H. (1951). American literature in the twentieth century. Hutchinson's University Library.

Chicago Style (17th ed.) Citation

Straumann, Heinrich. American Literature in the Twentieth Century. London ; New York: Hutchinson's University Library, 1951.

MLA (9th ed.) Citation

Straumann, Heinrich. American Literature in the Twentieth Century. Hutchinson's University Library, 1951.