Ruiz, E. (2016). Red tide warning up in 8 areas. Manila Bulletin.
Chicagoスタイル(17版)引用形式Ruiz, Ellalyn. "Red Tide Warning Up in 8 Areas." Manila Bulletin 2016.
MLA(9版)引用形式Ruiz, Ellalyn. "Red Tide Warning Up in 8 Areas." Manila Bulletin, 2016.
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