National Library (Philippines). Your National Library. National Media Production Center, [1973?].
Chicagoスタイル(17版)引用形式National Library (Philippines). Your National Library. [Manila]: National Media Production Center, [1973?].
MLA(8版)引用形式National Library (Philippines). Your National Library. National Media Production Center, [1973?].
警告: この引用は必ずしも正確ではありません.