Plato

Some Books:

Murray Rothbard's For a New Liberty
http://mises.org/books/newliberty.pdf

Lysander Spooner's No Treason:
http://lysanderspooner.org/node/44

Or in Mp3:
http://www.marcstevens.net/images/stories/audio/spooner_no_treason_full.mp3

Samuel Edward Konkin III's New Libertarian Manifesto
http://www.agorism.info/NewLibertarianManifesto.pdf

Websites of interest:

http://mises.org/

http://www.graveyardofthegods.com/forum/index.php

http://www.audioanarchy.org/

http://www.strike-the-root.com/

http://abyssalstorm.ning.com/

http://bloodymarybreakfast.blogspot.com/

http://dwardmac.pitzer.edu/Anarchist_Archives/

http://fringeelements.tumblr.com/

http://www.agorism.info/

http://fringeelements.ning.com

http://www.lessgovernment.com/

http://www.marketanarchy.com/

http://polycentricorder.blogspot.com/

http://www.anti-state.com/

http://www.mutualist.org/

http://www.wendymcelroy.com