APA (7th ed.) Citation

Gregory, J. N. c. 2. (1989). American exodus: The dust bowl migration and Okie culture in California. Oxford Univ. Press.

Chicago Style (17th ed.) Citation

Gregory, James N. ca. 20./21.Jh. American Exodus: The Dust Bowl Migration and Okie Culture in California. New York u.a: Oxford Univ. Press, 1989.

MLA (9th ed.) Citation

Gregory, James N. ca. 20./21.Jh. American Exodus: The Dust Bowl Migration and Okie Culture in California. Oxford Univ. Press, 1989.