Não informado. (1974). GW Washington Studies. George Washington University.
Chicagoスタイル(17版)引用形式Não informado. GW Washington Studies. Washington: George Washington University, 1974.
MLA(8版)引用形式Não informado. GW Washington Studies. George Washington University, 1974.
警告: この引用は必ずしも正確ではありません.