Palabrica, R. . J. (2002). Blurred photo of Abu Sayyaf cruelty. IN Readers Advocate [column]. Philippine Daily Inquirer.
芝加哥风格引文Palabrica, Raul J. "Blurred Photo of Abu Sayyaf Cruelty. IN Readers Advocate [column]." Philippine Daily Inquirer 2002.
MLA引文Palabrica, Raul J. "Blurred Photo of Abu Sayyaf Cruelty. IN Readers Advocate [column]." Philippine Daily Inquirer, 2002.
警告：这些引文格式不一定是100％准确.