Pulumbarit, C. (2009). Farmers produce own rice varieties. Philippine Daily Inquirer.
Cita Chicago (17th ed.)Pulumbarit, Clarice. "Farmers Produce Own Rice Varieties." Philippine Daily Inquirer 2009.
Cita MLA (9th ed.)Pulumbarit, Clarice. "Farmers Produce Own Rice Varieties." Philippine Daily Inquirer, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.