Philippines. Department of Education, Culture and Sports. (1990). DECS memorandums. DECS.
Chicagoスタイル(17版)引用形式Philippines. Department of Education, Culture and Sports. DECS Memorandums. [Pasig City]: DECS, 1990.
MLA(9版)引用形式Philippines. Department of Education, Culture and Sports. DECS Memorandums. DECS, 1990.
警告: この引用は必ずしも正確ではありません.