APA aipamena

De Vera-Ruiz, E. 196 nations back eco preservation. Manila Bulletin.

Chicago Style aipamena

De Vera-Ruiz, Ellalyn. "196 Nations Back Eco Preservation." Manila Bulletin .

MLA aipamena

De Vera-Ruiz, Ellalyn. "196 Nations Back Eco Preservation." Manila Bulletin, .