Locsin, J. (1998). Former envoy is new Petron boss. Philippine Star.
Chicagoスタイル(17版)引用形式Locsin, Joel. "Former Envoy Is New Petron Boss." Philippine Star 1998.
MLA(9版)引用形式Locsin, Joel. "Former Envoy Is New Petron Boss." Philippine Star, 1998.
警告: この引用は必ずしも正確ではありません.