Nuyda, D. G. (2004). Clean and green consumption is key. Philippine Daily Inquirer.
Cita Chicago (17th ed.)Nuyda, Doris G. "Clean and Green Consumption Is Key." Philippine Daily Inquirer 2004.
Cita MLA (9th ed.)Nuyda, Doris G. "Clean and Green Consumption Is Key." Philippine Daily Inquirer, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.