APA (7th ed.) Citation

American Oil Company. (1967). American traveler's guide to Negro history (3rd ed.). American Oil Co..

Chicago Style (17th ed.) Citation

American Oil Company. American Traveler's Guide to Negro History. 3rd ed. Chicago: American Oil Co., 1967.

MLA (8th ed.) Citation

American Oil Company. American Traveler's Guide to Negro History. 3rd ed. American Oil Co., 1967.