Não informado. (1949). Air university periodical index. University Library, Maxwell Air Force Base.
Chicagoスタイル(17版)引用形式Não informado. Air University Periodical Index. Montgomery, Ala: University Library, Maxwell Air Force Base, 1949.
MLA(8版)引用形式Não informado. Air University Periodical Index. University Library, Maxwell Air Force Base, 1949.
警告: この引用は必ずしも正確ではありません.