Downs, W. S. (1941). Who's who in engineering: A biographical dictionary of the engineering profession : 1941 (5th ed.). New York: Hist L.
Chicago Style CitationDowns, Winfield Scott. Who's Who in Engineering: A Biographical Dictionary of the Engineering Profession : 1941. 5th ed. New York: Hist L, 1941.
MLA CitationDowns, Winfield Scott. Who's Who in Engineering: A Biographical Dictionary of the Engineering Profession : 1941. 5th ed. New York: Hist L, 1941.
Warning: These citations may not always be 100% accurate.