Ong, P. S., & Ingle, N. (2011). Remembering a national treasure: Leonard L. Co (1953-2010). Social Science Diliman.
Chicagoスタイル(17版)引用形式Ong, Perry S., , Nina Ingle. "Remembering a National Treasure: Leonard L. Co (1953-2010)." Social Science Diliman 2011.
MLA(9版)引用形式Ong, Perry S., , Nina Ingle. "Remembering a National Treasure: Leonard L. Co (1953-2010)." Social Science Diliman, 2011.
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