APA-viite (7. p.)
Lannoo, M. (2005). Amphibian Declines: The Consevation Status of United States Species. University of California.
Chicago-viite (17. p.)
Lannoo, Michael. Amphibian Declines: The Consevation Status of United States Species. Berkeley, EUA: University of California, 2005.
MLA-viite (9. p.)
Lannoo, Michael. Amphibian Declines: The Consevation Status of United States Species. University of California, 2005.
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