Contreras, V. (2010). Climate crusader gets warm welcome. Philippine Daily Inquirer.
Cita Chicago (17th ed.)Contreras, Voltaire. "Climate Crusader Gets Warm Welcome." Philippine Daily Inquirer 2010.
Cita MLA (9th ed.)Contreras, Voltaire. "Climate Crusader Gets Warm Welcome." Philippine Daily Inquirer, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.