Isidro y Santos, A. (1949). The Philippine educational system (3rd ed.). Bookman.
Chicagoスタイル(17版)引用形式Isidro y Santos, Antonio. The Philippine Educational System. 3rd ed. Manila: Bookman, 1949.
MLA(9版)引用形式Isidro y Santos, Antonio. The Philippine Educational System. 3rd ed. Bookman, 1949.
警告: この引用は必ずしも正確ではありません.