Sarabosing, R. J. (1999). The strange rock wall of Sibale. Philippine Daily Inquirer.
芝加哥风格引文Sarabosing, Ramon Jorge. "The Strange Rock Wall of Sibale." Philippine Daily Inquirer 1999.
MLA引文Sarabosing, Ramon Jorge. "The Strange Rock Wall of Sibale." Philippine Daily Inquirer, 1999.
警告：这些引文格式不一定是100％准确.