APA-viite (7. p.)
Jacobson, S. K. (2009). Communication skills for conservation professionals (2nd ed.). Island Press.
Chicago-viite (17. p.)
Jacobson, Susan Kay. Communication Skills for Conservation Professionals. 2nd ed. Washington, D.C.: Island Press, 2009.
MLA-viite (9. p.)
Jacobson, Susan Kay. Communication Skills for Conservation Professionals. 2nd ed. Island Press, 2009.
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