APA (7th ed.) Citation

Gabriel, R. H., Williams, S. T., & Warfel, H. R. (1937). The American mind: Selections from the literature of theUnited States. American book.

Chicago Style (17th ed.) Citation

Gabriel, Ralph Henry, Stanley Thomas Williams, and Harry R. Warfel. The American Mind: Selections from the Literature of TheUnited States. Cincinnati: American book, 1937.

MLA (9th ed.) Citation

Gabriel, Ralph Henry, et al. The American Mind: Selections from the Literature of TheUnited States. American book, 1937.