1. American Medicine, Volume II,1937
2. American Hospital Association, (various years), Hospitals: The Journal of the American Hospital Association, Chicago, The American Hospital Association.
3. State Enabling Legislation for Non-Profit Hospital and Medical Plans;Anderson,1944
4. The Uneasy Equilibrium.;Anderson,1968
5. Bradford, David, F, and, Logue, Kyle, D. 1996, The Effects of Tax-Law Changes on Prices in the Property-Casualty Insurance Industry, Working Paper 5652, National Bureau of Economic Research.