The Theory of Money and Credit - Ludwig von Mises (pdf)
The Philosophy of Money - Georg Simmel (pdf)
Economics In One Lesson - Henry Hazlitt (pdf)
What Has Government Done to Our Money - Murray Rothbard (pdf)
A Theory of Socialism And Capitalism - Hans-Hermann Hoppe (pdf)
For a New Liberty The Libertarian Manifesto - Murray Rothbard (pdf)
New Libertarian Manifesto - Samuel Konkin (pdf)
The Mises Reader - Shawn Ritenour (pdf)
Sedition, Subversion and Sabotage Field Manual No1 (pdf)
Democracy The God That Failed - Hoppe (pdf)
After Virtue - Macintyre (pdf)
A Theory of Justice - Rawls (pdf)