You should read Howard Zinn's A People's History of the United States. That book will knock you on your ass.
[edit] Amazon.com lets you read short extracts from books by the way if you want to check out people's writing style.
No Logo
Anti-Capitalist Manifesto
[edit 2] I read the first page of both and I prefer No Logo. I don't think I would read the other one after that first page to be honest.