REFERENCES
- Schwartz , Greg , Porter , Michael , Houghton-Jan , Sarah and Powers , Amanda Clay . March 30–April 1 2009 . Social network profile management , March 30–April 1 , Crystal City, Virginia : Panel presentation at Computers in Libraries .
- Stross , Randall . March 8 2009 . “ When everyone's a friend, is anything private? ” . In New York Times , March 8 , New York : Business section .