Writers' Program of the Work Projects Administration in the State of Illinois. Who's who in aviation: A directory of living men and women who have contributed to the growth of aviation in the United States. Ziff-Davis publishing company.
Chicago Style (17th ed.) CitationWriters' Program of the Work Projects Administration in the State of Illinois. Who's Who in Aviation: A Directory of Living Men and Women Who Have Contributed to the Growth of Aviation in the United States. Chicago, New York: Ziff-Davis publishing company.
MLA (9th ed.) CitationWriters' Program of the Work Projects Administration in the State of Illinois. Who's Who in Aviation: A Directory of Living Men and Women Who Have Contributed to the Growth of Aviation in the United States. Ziff-Davis publishing company.