Sinclair, P., & Vines, D. (1995). Bigger Trade Blocs Need Not Entail More Protection. Department of Economics (University of Birmingham).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSinclair, P., और D. Vines. Bigger Trade Blocs Need Not Entail More Protection. Department of Economics (University of Birmingham), 1995.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSinclair, P., और D. Vines. Bigger Trade Blocs Need Not Entail More Protection. Department of Economics (University of Birmingham), 1995.
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