United Kingdom Trade Agency for Developing Countries & Allen, R. (1983). Exporting to the UK: A basic guide for the developing country exporter. Pergamon Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUnited Kingdom Trade Agency for Developing Countries और Rodney Allen. Exporting to the UK: A Basic Guide for the Developing Country Exporter. Oxford: Pergamon Press, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रUnited Kingdom Trade Agency for Developing Countries और Rodney Allen. Exporting to the UK: A Basic Guide for the Developing Country Exporter. Pergamon Press, 1983.
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