Bird, G. R. (1988). Commercial bank provisioning against claims on developing countries. International Economics Dept., World Bank.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBird, Graham R. Commercial Bank Provisioning Against Claims on Developing Countries. Washington, D.C: International Economics Dept., World Bank, 1988.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBird, Graham R. Commercial Bank Provisioning Against Claims on Developing Countries. International Economics Dept., World Bank, 1988.
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