URL
http://site.ebrary.com/id/10417540
http://www.netlibrary.com/urlapi.asp?action=summary&v=1&bookid=331701
http://www.myilibrary.com?id=280755 http://www.myilibrary.com?id=280755&ref=toc
http://www.myilibrary.com?id=280755
http://www.myilibrary.com?id=280755&ref=toc
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