@book{80344,
	author = {Bellon, Mauricio R. and Smale, Melinda.},
	title = {A conceptual framework for valuing on-farm genetic resources},
	publisher = {Centro Internacional de Mejoramiento de Maíz y Trigo,},
	year = {1998.},
	series = {Economía. Documento de trabajo},
	address = {México, D.F. :}
}