APA (7th ed.) Zitazioa
Grant, T., & Littlejohn, G. (2009). Teaching green: The high school years : hands-on learning in grades 9-12. New Society Publishers.
Chicago Style (17th ed.) Zitazioa
Grant, Tim, eta Gail Littlejohn. Teaching Green: The High School Years : Hands-on Learning in Grades 9-12. Gabriola, British Columbia: New Society Publishers, 2009.
MLA (9th ed.) Zitazioa
Grant, Tim, eta Gail Littlejohn. Teaching Green: The High School Years : Hands-on Learning in Grades 9-12. New Society Publishers, 2009.
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