Tietueen sitaatit

APA-viite (7. p.)
Walters, M. J. (2004). Seven modern plagues and how we are causing them (Paperback edition.). Island Press.
Chicago-viite (17. p.)
Walters, Mark Jerome. Seven Modern Plagues and How We Are Causing Them. Paperback edition. Washington, District of Columbia: Island Press, 2004.
MLA-viite (9. p.)
Walters, Mark Jerome. Seven Modern Plagues and How We Are Causing Them. Paperback edition. Island Press, 2004.
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