University, U. c. S. L. (1939). Cadet Classes 40-C and 40-D of the Parks College Army Air Corps Training Detachment.
Chicagoスタイル(17版)引用形式University, Unknown creator; St. Louis. Cadet Classes 40-C and 40-D of the Parks College Army Air Corps Training Detachment. 1939.
MLA(8版)引用形式University, Unknown creator; St. Louis. Cadet Classes 40-C and 40-D of the Parks College Army Air Corps Training Detachment. 1939.
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