Katigbak, A. F. (2004). Oil price soars above $45/661 for 1st time. Philippine Star.
Chicagoスタイル(17版)引用形式Katigbak, Antonio F. "Oil Price Soars Above $45/661 for 1st Time." Philippine Star 2004.
MLA(9版)引用形式Katigbak, Antonio F. "Oil Price Soars Above $45/661 for 1st Time." Philippine Star, 2004.
警告: この引用は必ずしも正確ではありません.