Debuque, M. H. (1997). New law brings hope to slumping mining sector. IN Q & A [column]. Philippine Daily Inquirer.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDebuque, Margarita H. "New Law Brings Hope to Slumping Mining Sector. IN Q & A [column]." Philippine Daily Inquirer 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDebuque, Margarita H. "New Law Brings Hope to Slumping Mining Sector. IN Q & A [column]." Philippine Daily Inquirer, 1997.
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