Butterbaugh, W. E. (1924). Principles of importing. D. Appleton and Company.
Chicago Style (17th ed.) CitationButterbaugh, Wayne Edgar. Principles of Importing. New York, London: D. Appleton and Company, 1924.
MLA (9th ed.) CitationButterbaugh, Wayne Edgar. Principles of Importing. D. Appleton and Company, 1924.
Warning: These citations may not always be 100% accurate.