Esplanada, J. E. (1999). Palawan's vanishing tribe increasing. Philippine Daily Inquirer.
芝加哥风格引文Esplanada, Jerry E. "Palawan's Vanishing Tribe Increasing." Philippine Daily Inquirer 1999.
MLA引文Esplanada, Jerry E. "Palawan's Vanishing Tribe Increasing." Philippine Daily Inquirer, 1999.
警告：这些引文格式不一定是100％准确.