Stobaugh, R. B. (1971). The international transfer of technology in the establishment of the petrochemical industry in developing countries. U.N.I.T.A.R.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रStobaugh, Robert B. The International Transfer of Technology in the Establishment of the Petrochemical Industry in Developing Countries. U.N.I.T.A.R, 1971.
एमएलए (9वां संस्करण) प्रशस्ति पत्रStobaugh, Robert B. The International Transfer of Technology in the Establishment of the Petrochemical Industry in Developing Countries. U.N.I.T.A.R, 1971.
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