30)*Joan Edelman Spero,The Politics of International Economic Relations (New York:St.Martin's,1977). 31)* The Politics of International Economic Relations (London:Unwin Hyman,1990). 32)Susan Strange,ed.,Paths to international political economy (London and New York:Routledge,1984).3 30) *Joan Edelman Spero, The Politics of International Economic Relations (New York: St. Martin's, 1977). 31) *__________, The Politics of International Economic Relations (London: Unwin Hyman, 1990). 32) Susan Strange, ed., Paths to international political economy (London and New York: Routledge, 1984)