Dulce, L. Kalikasan on SONA: We need concrete action, not lip service. Philippine Daily Inquirer.
Citazione stile Chigago Style (17a edizione)Dulce, Leon. "Kalikasan on SONA: We Need Concrete Action, Not Lip Service." Philippine Daily Inquirer .
Citatione MLA (9a ed.)Dulce, Leon. "Kalikasan on SONA: We Need Concrete Action, Not Lip Service." Philippine Daily Inquirer, .
Attenzione: Queste citazioni potrebbero non essere precise al 100%.