Katigbak, T. (1998). Gov't slow action on BOT infra project turns off investors. Philippine Star.
Chicagoスタイル(17版)引用形式Katigbak, Tony. "Gov't Slow Action on BOT Infra Project Turns off Investors." Philippine Star 1998.
MLA(9版)引用形式Katigbak, Tony. "Gov't Slow Action on BOT Infra Project Turns off Investors." Philippine Star, 1998.
警告: この引用は必ずしも正確ではありません.