1. Arne , D. 2011 http://login.cabb.org/support/files/enews/Mar_30_2011.pdf
2. Basi , B. A. Renwick , M.S. 2007 http://www.themhedajournal.org/index.php/2007/10/personal-goodwill/
3. Sales of personal goodwill;David;The Practical Tax Lawyer,2008
4. Personal goodwill: Alive and well;Gruidl;The Tax Adviser,2009