International trade theory in a developing world
edited by Roy Harrod
Martin Press, 1965
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Krugman, Paul R.
International economics : theory and policy
Scott, Foresman, 1988
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Krugman, Paul R.
International economics : theory and policy
Addison-Wesley, 2000
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Krugman, Paul R.
International economics : theory and policy
Pearson Education , 2014
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Cohn, Theodore H.
Global political economy : theory and practice
Longman, 2003
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