Soriano, L. E., & Dizon, R. R. (1995). Save mother earth: What schools can do. Phoenix Pub. House.
Citace podle Chicago (17th ed.)Soriano, Luz Emmanuel, a Rolando R. Dizon. Save Mother Earth: What Schools Can Do. Quezon City: Phoenix Pub. House, 1995.
Citace podle MLA (9th ed.)Soriano, Luz Emmanuel, a Rolando R. Dizon. Save Mother Earth: What Schools Can Do. Phoenix Pub. House, 1995.
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