APA (7. basım) Alıntı
Helzer, C. (2010). The ecology and management of prairies in the central United States. Published for The Nature Conservancy by the University of Iowa Press.
Chicago Style (17. basım) Atıf
Helzer, Chris. The Ecology and Management of Prairies in the Central United States. Iowa City: Published for The Nature Conservancy by the University of Iowa Press, 2010.
MLA (9th ed.) Atıf
Helzer, Chris. The Ecology and Management of Prairies in the Central United States. Published for The Nature Conservancy by the University of Iowa Press, 2010.
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