Doronila, A. (2009). Villar enters Critical stage of quest for presidency. Philippine Daily Inquirer.
芝加哥风格引文Doronila, Amando. "Villar Enters Critical Stage of Quest for Presidency." Philippine Daily Inquirer 2009.
MLA引文Doronila, Amando. "Villar Enters Critical Stage of Quest for Presidency." Philippine Daily Inquirer, 2009.
警告：这些引文格式不一定是100％准确.