Del Castillo, B. (2001). Businessmen are hurting. Manila Times.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDel Castillo, Butch. "Businessmen Are Hurting." Manila Times 2001.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDel Castillo, Butch. "Businessmen Are Hurting." Manila Times, 2001.
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