APA(7版)引用形式

Philippines. DENR. Protected Areas and Wildlife Bureau. (1980). May pag-asa pa. [s. n.].

Chicagoスタイル(17版)引用形式

Philippines. DENR. Protected Areas and Wildlife Bureau. May Pag-asa Pa. [s. l.]: [s. n.], 1980.

MLA(9版)引用形式

Philippines. DENR. Protected Areas and Wildlife Bureau. May Pag-asa Pa. [s. n.], 1980.

警告: この引用は必ずしも正確ではありません.