1. AFL-CIO . 2005 . Strengthening our union movement for the future .Proposals. http://www.aflcio.org/aboutus/ourfuture/proposals.cfm (accessed August 19, 2005).
2. The Emergence of Cross-Border Labor Solidarity
3. American Declaration on Rights and Duties of Man. 1948 . Organization of American States. http://www1.umn.edu/humanrts (accessed May 27, 2006).
4. D. Bacon, 2000 . Will a social clause in trade agreements advance international solidarity?Z Magazine(January), http://www.zmag.org/zmag/articles/jan2000bacon.htm (accessed January 11, 2006).