Calumpita, R. E. (2003). DENR asked to void mining firm's permit. Manila Times.
Chicago Style (17th ed.) CitationCalumpita, Ronnie E. "DENR Asked to Void Mining Firm's Permit." Manila Times 2003.
MLA (9th ed.) CitationCalumpita, Ronnie E. "DENR Asked to Void Mining Firm's Permit." Manila Times, 2003.
Warning: These citations may not always be 100% accurate.