@book{39030,
	author = {Guibourg, Ricardo A. and Ghigliani, Alejandro M.},
	title = {Introducción al conocimiento científico.},
	publisher = {Eudeba,},
	year = {1985.},
	series = {Biblioteca del Ciclo Básico},
	address = {Buenos Aires :},
	edition = {1a ed.}
}