Cooley, C. E., & Doubleday, N. (1961). Encyclopedia of world travel. Doubleday & Company.
Chicago Style (17th ed.) CitationCooley, C. Earl, and Nelson Doubleday. Encyclopedia of World Travel. New York: Doubleday & Company, 1961.
MLA (8th ed.) CitationCooley, C. Earl, and Nelson Doubleday. Encyclopedia of World Travel. Doubleday & Company, 1961.
Warning: These citations may not always be 100% accurate.