Sanchez, C. (2006). Has RP reached the tipping point. Philippine Daily Inquirer.
芝加哥风格引文Sanchez, Conrado. "Has RP Reached the Tipping Point." Philippine Daily Inquirer 2006.
MLA引文Sanchez, Conrado. "Has RP Reached the Tipping Point." Philippine Daily Inquirer, 2006.
警告：这些引文格式不一定是100％准确.