The book Assange is shilling ("Cypherpunks") is available from OR Books here:

http://www.orbooks.com/catalog/cypherpunks/

OR Books is also publishing a book called "Hacking Politics" about the anti-SOPA/PIPA protests, featuring contributions from Swartz, Ron Paul, Kim Dotcom, Alex Ohanian, Cory Doctorow, and Zoe Lofgren. It is pay what you will.

http://www.orbooks.com/catalog/hacking-politics-2/

Note that both books can be purchased with Bitcoin.