APA引文

(1991). 1990=Nineteen hundred and ninety Power Development Program. Manila Chronicle.

芝加哥风格引文

"1990=Nineteen Hundred and Ninety Power Development Program." Manila Chronicle 1991.

MLA引文

"1990=Nineteen Hundred and Ninety Power Development Program." Manila Chronicle, 1991.

警告：这些引文格式不一定是100％准确.