Tandoc, E. C. J. (2005). Board marks books with seal quality. Philippine Daily Inquirer.
芝加哥风格引文Tandoc, Edson C. Jr. "Board Marks Books with Seal Quality." Philippine Daily Inquirer 2005.
MLA引文Tandoc, Edson C. Jr. "Board Marks Books with Seal Quality." Philippine Daily Inquirer, 2005.
警告：这些引文格式不一定是100％准确.