Mamanglu, S. (1999). Metro water safe, says gov't agency. Manila Bulletin.
Chicagoスタイル(17版)引用形式Mamanglu, Shianee. "Metro Water Safe, Says Gov't Agency." Manila Bulletin 1999.
MLA(9版)引用形式Mamanglu, Shianee. "Metro Water Safe, Says Gov't Agency." Manila Bulletin, 1999.
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