@book{1939,
	author = {Castillo Marín, Nazareno, and Goldstein, León,},
	title = {Energías alternativas en el sector agropecuario :},
	publisher = {Bifronte,},
	year = {2008.},
	address = {Buenos Aires :},
	edition = {1ª ed.},
	note = {Incluye bibliografía.}
}