Fojas, S. G. C. Schools installing solar panels on rooftops. Manila Bulletin.
芝加哥风格引文Fojas, Sara Grace C. "Schools Installing Solar Panels on Rooftops." Manila Bulletin .
MLA引文Fojas, Sara Grace C. "Schools Installing Solar Panels on Rooftops." Manila Bulletin, .
警告：这些引文格式不一定是100％准确.