Del Mundo, I. A. Q. (2013). Sorsogon's hidden treasures. Philippine Starweek.
Chicagoスタイル(17版)引用形式Del Mundo, Ida Anita Q. "Sorsogon's Hidden Treasures." Philippine Starweek 2013.
MLA(9版)引用形式Del Mundo, Ida Anita Q. "Sorsogon's Hidden Treasures." Philippine Starweek, 2013.
警告: この引用は必ずしも正確ではありません.