Siytangco, D. M. (1988). Polls shows 47% for 9% vs Aquino. Manila Bulletin.
Chicago Style aipamenaSiytangco, Deedee M. "Polls Shows 47% for 9% Vs Aquino." Manila Bulletin 1988.
MLA aipamenaSiytangco, Deedee M. "Polls Shows 47% for 9% Vs Aquino." Manila Bulletin, 1988.
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