APA (7th ed.) Citation

Evans, C., & Bunn, C. O. (1913). Oklahoma civics and history (2d ed.). Bunn Bros..

Chicago Style (17th ed.) Citation

Evans, Charles, and Clinton Orrin Bunn. Oklahoma Civics and History. 2d ed. Oklahoma City: Bunn Bros., 1913.

MLA (8th ed.) Citation

Evans, Charles, and Clinton Orrin Bunn. Oklahoma Civics and History. 2d ed. Bunn Bros., 1913.