Chang, Alice and Tony Tagliavia. 2004. “Medill School of Journalism— On the Docket.” Retrieved from http://www.medill.northwestern.edu/secure/docket/mt/archives/000868.php
2.
Ward, Ronald W.2001. “Beef Demand and Its Response to the Beef Checkoff.” Retrieved from http://www.animal.ufl.edu/extension/beef/documents/short01/Ward.htm
