Clarke de Armando, R. (1965). English for Commercial Schools (7a.ed.). Angel Estrada.
Chicagoスタイル(17版)引用形式Clarke de Armando, Rosa. English for Commercial Schools. 7a.ed. Buenos Aires: Angel Estrada, 1965.
MLA(9版)引用形式Clarke de Armando, Rosa. English for Commercial Schools. 7a.ed. Angel Estrada, 1965.
警告: この引用は必ずしも正確ではありません.