Bramhall, Joe. "Doctor's Associates". Hoovers.com. Archived from the original on 26 February 2011. Retrieved 9 March 2011.
worldcat.org
Terry, Andrew; Heatrher Forrest (2008). "Where's the Beef? Why Burger King Is Hungry Jack's in Australia and Other Complications in Building a Global Franchise Brand". Northwestern Journal of International Law and Business. 28 (2): 171–214. ISSN0196-3228.