Anderson, J. R. 1. (1997). Agricultural extension and research: Achievements and problems in national systems. Washington, D.C.: The World Bank.
Citación estilo ChicagoAnderson, Jock R. 1941-. Agricultural Extension and Research: Achievements and Problems in National Systems. Washington, D.C.: The World Bank, 1997.
Cita MLAAnderson, Jock R. 1941-. Agricultural Extension and Research: Achievements and Problems in National Systems. Washington, D.C.: The World Bank, 1997.
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