APA-viite (7. p.)
Canby, T. Y. (1998). From Botswana to the Bering Sea: My thirty years with National geographic. Island Press [for] Shearwater Books.
Chicago-viite (17. p.)
Canby, Thomas Y. From Botswana to the Bering Sea: My Thirty Years with National Geographic. Washington, D.C.: Island Press [for] Shearwater Books, 1998.
MLA-viite (9. p.)
Canby, Thomas Y. From Botswana to the Bering Sea: My Thirty Years with National Geographic. Island Press [for] Shearwater Books, 1998.
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