ebrary, Inc, Collett, J., & Karakashian, S. (1996). Greening the college curriculum: A guide to environmental teaching in the liberal arts : a project of the Rainforest Alliance. Island Press.
Chicago-čujuhus (17. p.)ebrary, Inc, Jonathan Collett, juo Stephen Karakashian. Greening the College Curriculum: A Guide to Environmental Teaching in the Liberal Arts : A Project of the Rainforest Alliance. Washington, D.C.: Island Press, 1996.
MLA-čujuhus (9. p.)ebrary, Inc, et al. Greening the College Curriculum: A Guide to Environmental Teaching in the Liberal Arts : A Project of the Rainforest Alliance. Island Press, 1996.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.