Atencio, J. C. (1999). Spain donates new Philippine atlas. Manila Bulletin.
芝加哥风格引文Atencio, Joel C. "Spain Donates New Philippine Atlas." Manila Bulletin 1999.
MLA引文Atencio, Joel C. "Spain Donates New Philippine Atlas." Manila Bulletin, 1999.
警告：这些引文格式不一定是100％准确.