Herrera, C. (1997). Rain forest at UP, but for how long. Philippine Daily Inquirer.
Cita Chicago (17th ed.)Herrera, Christine. "Rain Forest at UP, but for How Long." Philippine Daily Inquirer 1997.
Cita MLA (9th ed.)Herrera, Christine. "Rain Forest at UP, but for How Long." Philippine Daily Inquirer, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.