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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEsposo, William. "Why Do They Bellyache About Surveys. IN As I Wreck This Chair [column]." Philippine Star 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्रEsposo, William. "Why Do They Bellyache About Surveys. IN As I Wreck This Chair [column]." Philippine Star, 2007.
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