Keen, A. (2007). The cult of the amateur: How blogs, my space, you tube and the rest of today's user-generated media are destroying our economy,our culture, and our values. double day pub.

Keen, Andrew. The Cult of the Amateur: How Blogs, My Space, You Tube and the Rest of Today's User-generated Media Are Destroying Our Economy,our Culture, and Our Values. Newyork: double day pub, 2007.

Keen, Andrew. The Cult of the Amateur: How Blogs, My Space, You Tube and the Rest of Today's User-generated Media Are Destroying Our Economy,our Culture, and Our Values. double day pub, 2007.