APA-viite (7. p.)
ebrary, Inc, Ouderkirk, W., & Hill, J. (2002). Land, value, community: Callicott and environmental philosophy. State University of New York Press.
Chicago-viite (17. p.)
ebrary, Inc, Wayne Ouderkirk, ja Jim Hill. Land, Value, Community: Callicott and Environmental Philosophy. Albany: State University of New York Press, 2002.
MLA-viite (9. p.)
ebrary, Inc, et al. Land, Value, Community: Callicott and Environmental Philosophy. State University of New York Press, 2002.
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