De Leon, I. C. (1992). Ramos signs Pinatubo law / Isabel C. De Leon. Manila Bulletin.
Chicago Style (17th ed.) CitationDe Leon, Isabel C. "Ramos Signs Pinatubo Law / Isabel C. De Leon." Manila Bulletin 1992.
MLA (9th ed.) CitationDe Leon, Isabel C. "Ramos Signs Pinatubo Law / Isabel C. De Leon." Manila Bulletin, 1992.
Warning: These citations may not always be 100% accurate.