Peterson, J.E. (2009). Joshua Teitelbaum (red.). "Bahrain: Reform-Promise and Reality"(PDF). Political Liberalization in the Persian Gulf. New York: Columbia University Press: 157.
Peterson, J.E. (2009). Joshua Teitelbaum (red.). "Bahrain: Reform-Promise and Reality"(PDF). Political Liberalization in the Persian Gulf. New York: Columbia University Press: 157.