Monterola, A. O. (2002). Researcher says carrageenan can prevent pregnancy, AIDS. Manila Bulletin.
Chicago Style aipamenaMonterola, Archie O. "Researcher Says Carrageenan Can Prevent Pregnancy, AIDS." Manila Bulletin 2002.
MLA aipamenaMonterola, Archie O. "Researcher Says Carrageenan Can Prevent Pregnancy, AIDS." Manila Bulletin, 2002.
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