Chinese Immigration to the United States - For Teachers (Library of Congress)."Chinese Immigration to the United States. Library of Congress, n.d. Web. 24 Jan. 2014. Bellis, Mary. "The Agricultural Revolution." About.com Inventors. About.com, 20 Dec. 2013. Web. 28 Jan. 2014. "Census: Pittsburgh More than 10 Percent Irish." Pittsburgh Business Times. Pittsburgh Business Times, 17 Mar. 2009. Web. 29 Jan. 2014. "Human Migration." Wikipedia. Wikimedia Foundation, 5 May 2003. Web. 28 Jan. 2014. Stearns, Peter N. World Civilizations. 3rd ed. New York: Pearson Longman, 2007. Print. "Contract Labour (industrial Relations)." Encyclopedia Britannica Online. Encyclopedia Britannica, n.d. Web. 28 Jan. 2014. "Coolie." Wikipedia. Wikimedia Foundation, 13 Oct. 2003. Web. 29 Jan. 2014. "Chinese Exclusion Act (1882)." Our Documents. National Archives and Records Administration, 1989. Web. 28 Jan. 2014. "White Australia Policy." Encyclopedia Britannica Online. Encyclopedia Britannica, n.d. Web. 29 Jan. 2014. "History of San Francisco Chinatown - The Largest Chinatown outside of Asia." History of San Francisco Chinatown. City of San Francisco, n.d. Web. 29 Jan. 2014. "Migration to Latin America." Migration to Latin America. Universiteit Leiden, n.d. Web. 29 Jan. 2014. Kadioglu, Ayse. "The Impact of Migration on Gender Roles: Findings of Field Research in Turkey1." Wiley Online Library. Wiley Online Library, 30 June 2009. Web. 29 Jan. 2014. Schneider, Dorothea. "The Literature on Women Immigrants to the United States." The Literature on Women Immigrants to the United States. N.p., Mar. 2003. Web. 29 Jan. 2014.