Chari, R. "The March 2000 Spanish Election: A 'Critical Election'?" West European Politics, Vol. 23, No. 3, July 2000.
Heywood, P. The Government and Politics of Spain. Comparative Government and Politics Series, edited by V. Wright. Oxford: Oxford University Press, 1995.
Holman, O. Integrating Southern Europe: EC Expansion and the Transnationalization of Spain. London: Routledge, 1996.
Instituto Nacional de Estadística (INE) Anuario de Estadística. Madrid: INE, 1996-2000.
Lawlor, Teresa, and Mike Rigby. Contemporary Spain. New York, 1998.
Share, D. The Making of Spanish Democracy. New York: Praeger, 1986.
U.S. Central Intelligence Agency. World Factbook 2000. <http://www.odci.gov/cia/publications/factbook/index.html>. Accessed August 2001.
U.S. Department of the State. FY 2001 Country Commercial Guide: Spain. <http://www.state.gov/www/about_state/business/com_guides/index.html>. Accessed August 2001.