Mable, J. A. (2001). 611th year founding anniversary of Sulu. Manila Bulletin.
Chicagoスタイル(17版)引用形式Mable, Jing A. "611th Year Founding Anniversary of Sulu." Manila Bulletin 2001.
MLA(9版)引用形式Mable, Jing A. "611th Year Founding Anniversary of Sulu." Manila Bulletin, 2001.
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