Web Mining and Social Networking: Techniques and Applications (Web Information Systems Engineering and Internet Technologies Book Series, 6)

From the reviews:

“The authors present the theoretical foundation, algorithmic techniques, and practical applications of Web mining, Web personalization and recommendation, and Web community analysis. ... this is an interesting book for people who conduct research in the areas of Web search, Web mining, and social network analysis. The authors’ writing style makes the book easy to follow and the presented material is covered with a good degree of detail, with several references provided at the end of the book to allow for further reading.” (Aris Gkoulalas-Divanis, ACM Computing Reviews, October, 2011)