@book{344192,
	author = {Alarcón, E.},
	title = {Innovación tecnológica para el cambio técnico en la agricultura : marco de referencia para la acción ; Technology innovation for technical change in agriculture : frame of reference for action},
	publisher = {IICA, },
	year = {2000. },
	address = {San Jose, (Costa Rica): },
	note = {IICA;}
}