Yale University. Economic Growth Center, Ranis, G., & Schultz, T. P. (1988). The State of development economics: Progress and perspectives. B. Blackwell.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रYale University. Economic Growth Center, Gustav Ranis, और T. Paul Schultz. The State of Development Economics: Progress and Perspectives. Oxford, OX, UK ; New York, NY, USA: B. Blackwell, 1988.
एमएलए (9वां संस्करण) प्रशस्ति पत्रYale University. Economic Growth Center, et al. The State of Development Economics: Progress and Perspectives. B. Blackwell, 1988.
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