Ubac, M. L. (2008). GMA orders toll rate cut in Lopez-operated NLEX. Philippine Daily Inquirer.
芝加哥风格引文Ubac, Michael Lim. "GMA Orders Toll Rate Cut in Lopez-operated NLEX." Philippine Daily Inquirer 2008.
MLA引文Ubac, Michael Lim. "GMA Orders Toll Rate Cut in Lopez-operated NLEX." Philippine Daily Inquirer, 2008.
警告：这些引文格式不一定是100％准确.