Não informado. (1949). Aviation operations. Conover-Mast Publications.
Chicagoスタイル(17版)引用形式Não informado. Aviation Operations. New York: Conover-Mast Publications, 1949.
MLA(8版)引用形式Não informado. Aviation Operations. Conover-Mast Publications, 1949.
警告: この引用は必ずしも正確ではありません.