Duffy, J., & Manners, R. A. (1961). Africa speaks. Van Nostrand.
Chicago Style (17th ed.) CitationDuffy, James, and Robert A. Manners. Africa Speaks. Princeton, N.J.: Van Nostrand, 1961.
MLA (8th ed.) CitationDuffy, James, and Robert A. Manners. Africa Speaks. Van Nostrand, 1961.
Warning: These citations may not always be 100% accurate.