De Leon, E. (2006). Mt Bulusan erupts; alert level 1 raised. Manila Bulletin.
Chicago Style (17th ed.) CitationDe Leon, Ed. "Mt Bulusan Erupts; Alert Level 1 Raised." Manila Bulletin 2006.
ציטוט MLADe Leon, Ed. "Mt Bulusan Erupts; Alert Level 1 Raised." Manila Bulletin, 2006.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.