Paul, S. (1990). Assessment of the private sector: A case study and its methodological implications. World Bank.
Lua i Stíl Chicago (17ú heag.)Paul, Samuel. Assessment of the Private Sector: A Case Study and Its Methodological Implications. Washington: World Bank, 1990.
Lua MLA (9ú heag.)Paul, Samuel. Assessment of the Private Sector: A Case Study and Its Methodological Implications. World Bank, 1990.
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