Serrano, B. L. (1999). Mindanao emerging as economic free. Philippine Star.
芝加哥风格引文Serrano, Ben L. "Mindanao Emerging as Economic Free." Philippine Star 1999.
MLA引文Serrano, Ben L. "Mindanao Emerging as Economic Free." Philippine Star, 1999.
警告：这些引文格式不一定是100％准确.