Levy, B. (1991). Obstacles to deveoping small and medium-sized enterprises: An empirical assessment. Country Economics Dept., World Bank.
Čikaški stil citiranja (17. izdanje)Levy, Brian. Obstacles to Deveoping Small and Medium-sized Enterprises: An Empirical Assessment. [Washington, D.C.]: Country Economics Dept., World Bank, 1991.
MLA način citiranja (9. izdanje)Levy, Brian. Obstacles to Deveoping Small and Medium-sized Enterprises: An Empirical Assessment. Country Economics Dept., World Bank, 1991.
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