Sources

• http://www.att.com/

• http://www.sprint.com/index_c.html?INTNAV=ATG:HE:Logo

• http://www.verizonwireless.com/b2c/index.html

·         “Walking on air." Economist 353.8142 (1999): 20. Academic Search Elite. EBSCO. Web. 10 May 2011.

·         Woolley, Scott, and Evan Hessel. "Free My Phone." Forbes 180.1 (2007): 56. Business Source Elite. EBSCO. Web. 10 May 2011.

·         "Boom in the bust." Economist 390.8621 (2009): 69-70. Academic Search Elite. EBSCO. Web. 10 May 2011.

·         PETER, SVENSSON. "Verizon Q4 earnings rise 3.9 pct on growth in core operations; has 1M FiOS TV subs." Canadian Press, The (n.d.): Newspaper Source Plus. EBSCO. Web. 10 May 2011.

·         Holson, Laura M. "Cellular Unit And Internet Stand Out For Verizon." New York Times 29 Jan. 2008: 3. Newspaper Source Plus. EBSCO. Web. 10 May 2011.