Wealth of Networks
Yochai Benkler. The Wealth of Networks. Yale University Press, 2006 [1]
This is a key book introducing Commons-based Peer Production and its social and economic context, by one of the leading pioneers, Yochai Benkler [2].
The book is available in full online format here [3] and here [4]
More Information
Reviews at http://www.benkler.org/wealth_of_networks/index.php?title=Main_Page
Franz Nahrada is doing a very good summary of the book [5]