2.
Online! A Reference Guide to Using Internet Sources 2003
by Harnack, Andrew, Kleppinger...
ISBN: 9780312411589
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Online!: The Internet Guide for Students and Writers - Andrew Harnack - Paperback
by Harnack, Andrew, Kleppinger...
ISBN: 9780312170943
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Finding What You Want in the Natural Sciences
by Harnack, Andrew, Kleppinger...
ISBN: 9780312393137
List Price: $23.45