Echeminada, P. (2008). Laughing, red-faced monkeys spotted in Mindanao wild. Philippine Star.
Chicagoスタイル(17版)引用形式Echeminada, Perseus. "Laughing, Red-faced Monkeys Spotted in Mindanao Wild." Philippine Star 2008.
MLA(9版)引用形式Echeminada, Perseus. "Laughing, Red-faced Monkeys Spotted in Mindanao Wild." Philippine Star, 2008.
警告: この引用は必ずしも正確ではありません.