Levy, B. 1., & Berry, A. (1994). Technical and mrketing support systems for successful small and medium-size enterprises in four countries: Brian Levy, with Albert Berry, [y otros cuatro]. Washington, DC: The World Bank, Policy Research Department, Finance and Private Sector Development Division.

Levy, Brian 1954-, and Albert Berry. Technical and Mrketing Support Systems for Successful Small and Medium-size Enterprises in Four Countries: Brian Levy, With Albert Berry, [y Otros Cuatro]. Washington, DC: The World Bank, Policy Research Department, Finance and Private Sector Development Division, 1994.

Levy, Brian 1954-, and Albert Berry. Technical and Mrketing Support Systems for Successful Small and Medium-size Enterprises in Four Countries: Brian Levy, With Albert Berry, [y Otros Cuatro]. Washington, DC: The World Bank, Policy Research Department, Finance and Private Sector Development Division, 1994.