Serrano, B. L. (1999). Mindanao emerging as economic free. Philippine Star.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSerrano, Ben L. "Mindanao Emerging as Economic Free." Philippine Star 1999.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSerrano, Ben L. "Mindanao Emerging as Economic Free." Philippine Star, 1999.
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