Esguerra, C. V. (2004). Poe, Roco ahead in Ibon's survey. Philippine Daily Inquirer.
Chicago-viite (17. p.)Esguerra, Christian V. "Poe, Roco Ahead in Ibon's Survey." Philippine Daily Inquirer 2004.
MLA-viite (9. p.)Esguerra, Christian V. "Poe, Roco Ahead in Ibon's Survey." Philippine Daily Inquirer, 2004.
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