Velasco, M. M. (1999). Consumers to pay for P72-B NPC debt? Manila Bulletin.
芝加哥风格引文Velasco, Myrna M. "Consumers to Pay for P72-B NPC Debt?" Manila Bulletin 1999.
MLA引文Velasco, Myrna M. "Consumers to Pay for P72-B NPC Debt?" Manila Bulletin, 1999.
警告：这些引文格式不一定是100％准确.