Do any of you have any thoughts on the issue of justice in appropriation? For those who don't know what I'm talking about, here's a basic explanation of the key issues: http://plato.stanford.edu/entries/libertarianism/#2
I need help!
I'm not sure what sort of help it is you want. I can give you a couple of articles that I think are good. I'm currently looking into Aristotelean liberalism and its justification for property, so I'm ambivalent on this at this point in time. Nonetheless, here they are:
Aristotelean Liberalism The author of this is on these boards. He deals with property towards the end.
How we come to own ourselves
Also, I noticed that I have a review article of one of the books the link mentions.
The Myth of Property (review)
You might want to look into this too:
Escaping Leviathan