Autor, R. (2000). Serving others: A social responsibility. Manila Bulletin.
Chicagoスタイル(17版)引用形式Autor, Roberto. "Serving Others: A Social Responsibility." Manila Bulletin 2000.
MLA(9版)引用形式Autor, Roberto. "Serving Others: A Social Responsibility." Manila Bulletin, 2000.
警告: この引用は必ずしも正確ではありません.