Riley, J. L. (2013). The once and future Great Lakes country: An ecological history. McGill-Queen's University Press.
Chicago-referens (17:e uppl.)Riley, J. L. The Once and Future Great Lakes Country: An Ecological History. Montreal: McGill-Queen's University Press, 2013.
MLA-referens (9:e uppl.)Riley, J. L. The Once and Future Great Lakes Country: An Ecological History. McGill-Queen's University Press, 2013.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.