David, R. J. (2000). Abu Sayyaf. IN At large [column]: The beginning. Philippine Daily Inquirer.
芝加哥风格引文David, Rina Jimenez. "Abu Sayyaf. IN At Large [column]: The Beginning." Philippine Daily Inquirer 2000.
MLA引文David, Rina Jimenez. "Abu Sayyaf. IN At Large [column]: The Beginning." Philippine Daily Inquirer, 2000.
警告：这些引文格式不一定是100％准确.