The Bible
Gary North, The Ten Books That Have Most Influenced Me
That You May Prosper, Ray Sutton
Institutes of Biblical Law, vol. 1, R. J. Rushdoony
The One and the Many, R. J. Rushdoony
Man, Economy, and State, Murray Rothbard
Human Action, Ludwig von Mises
Fire in the Minds of Men, James Billington
The Constitution of Liberty, F. A. Hayek
Knowledge and Decisions, Thomas Sowell
That Hideous Strength, C. S. Lewis
I’ve read 1, 2, 3, 4, and 10.
I really should get cracking on 9.
I highly respect the Austrian school of economics, but I don’t have time to get really deep into it, just reading summaries and topical articles. Your mileage may vary.