Angeles, E. Y. (1997). Distance learning. IN Educators speak [column]. Manila Bulletin.
Chicagoスタイル(17版)引用形式Angeles, Emmanuel Y. "Distance Learning. IN Educators Speak [column]." Manila Bulletin 1997.
MLA(9版)引用形式Angeles, Emmanuel Y. "Distance Learning. IN Educators Speak [column]." Manila Bulletin, 1997.
警告: この引用は必ずしも正確ではありません.