↑ Ghassemi, Fereidoun (2007). Inter-basin water transfer. Cambridge, Cambridge UniversityPress, 264. ISBN0-52-186969-2. Text "pgs." ignored (help); line feed character in |publisher= at position 32 (help)
↑ Grady, Wayne (2007). The Great Lakes. Vancouver: Greystone Books and David Suzuki Foundation. ISBN 978-1-55365-197-0.
↑ Wright, John W. (ed.) (2006). The New York Times Almanac (2007 ed.). New York, New York: Penguin Books. p. 64. ISBN 0-14-303820-6. Unknown parameter |coauthors= ignored (|author= suggested) (help)CS1 maint: Extra text: authors list (link)
↑ Grady, Wayne (2007). The Great Lakes. Vancouver: Greystone Books and David Suzuki Foundation. ISBN 978-1-55365-197-0.
