Soriano, L. E., & Dizon, R. R. (1995). Save mother earth: What schools can do. Phoenix Pub. House.
Cita Chicago (17th ed.)Soriano, Luz Emmanuel, i Rolando R. Dizon. Save Mother Earth: What Schools Can Do. Quezon City: Phoenix Pub. House, 1995.
Cita MLA (9th ed.)Soriano, Luz Emmanuel, i Rolando R. Dizon. Save Mother Earth: What Schools Can Do. Phoenix Pub. House, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.