Lewis, S. R. (1967). Relative Price Changes and industrialization in Pakistan. Pakistan Institute of development economics.
Tohutoru Kātū Chicago (17th ed.)Lewis, Stephen R. Relative Price Changes and Industrialization in Pakistan. Karachi: Pakistan Institute of development economics, 1967.
Tohutoro MLA (9th ed.)Lewis, Stephen R. Relative Price Changes and Industrialization in Pakistan. Pakistan Institute of development economics, 1967.
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