APA-viite (7. p.)
ebrary, Inc, & May, R. M. (2008). The Britannica guide to climate change: An unbiased guide to the key issue of our age. Robinson ; Running Press.
Chicago-viite (17. p.)
ebrary, Inc, ja Robert M. May. The Britannica Guide to Climate Change: An Unbiased Guide to the Key Issue of Our Age. London : Philadelphia: Robinson ; Running Press, 2008.
MLA-viite (9. p.)
ebrary, Inc, ja Robert M. May. The Britannica Guide to Climate Change: An Unbiased Guide to the Key Issue of Our Age. Robinson ; Running Press, 2008.
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