1. American electoral mosaics;Archer,1986
2. Associated Press (1997). Woman tries to sell kidney to pay bill. CNN, 22 May, URL: http://cnn.com/US/9705/22/kidney/index.html
3. Associated Press (1998a). Wide gap between nation’s best and worst in organ banks. CNN, 8 September. URL: http://cnn.com/HEALTH/9809/08/organ.bankers.ap/index.html
4. Associated Press (1998b). Hawaii governor suggest payments for organ donation. CNN, 31 August. URL: http://cnn.com/HEALTH/9808/31/paying.for.organs.ap/index.html
5. Churches and church membership in the United States;Bradley,1992