Yale University. Economic Growth Center, Ranis, G., & Schultz, T. P. (1988). The State of development economics: Progress and perspectives. B. Blackwell.
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Lua MLA (9ú heag.)Yale University. Economic Growth Center, et al. The State of Development Economics: Progress and Perspectives. B. Blackwell, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.