http://www.buy.com/prod/render-unto-caesar-serving-the-nation-by-living-our-catholic-beliefs/q/loc/106/207969190.html
Amazon has the book for: $14.93 ($3.99 for shipping) at
http://www.amazon.com/Render-Unto-Caesar-Catholic-Political/dp/0385522282%3FSubscriptionId%3D1NNRF7QZ418V218YP1R2%26tag%3Dbookfindercom0e%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3D0385522282
Barnes & Noble has the book for: $13.82 (member price) or $15.36 (non-member online price) and shipping price not included:
http://search.barnesandnoble.com/booksearch/isbnInquiry.asp?r=1&EAN=0385522282
As I stated earlier in this thread, my public library has ordered the book but has not received it.