Picana, T. (1998). Biometric ID's to thwart fake SSS members. Manila Times.
芝加哥风格引文Picana, Thom. "Biometric ID's to Thwart Fake SSS Members." Manila Times 1998.
MLA引文Picana, Thom. "Biometric ID's to Thwart Fake SSS Members." Manila Times, 1998.
警告：这些引文格式不一定是100％准确.