Leland, J. (2005). Aliens in the backyard: Plant and animal imports into America. University of South Carolina Press.
Citace podle Chicago (17th ed.)Leland, John. Aliens in the Backyard: Plant and Animal Imports into America. Columbia, SC: University of South Carolina Press, 2005.
Citace podle MLA (9th ed.)Leland, John. Aliens in the Backyard: Plant and Animal Imports into America. University of South Carolina Press, 2005.
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