@book{131237,
	author = {Samuelson, Paul Anthony,},
	title = {Curso de economía moderna},
	publisher = {Aguilar},
	year = {c1972.},
	series = {Biblioteca de ciencias sociales. Sección I : Economía.},
	address = {Madrid},
	edition = {16. ed.},
	note = {Translation of : Economics : an introductory analisys.}
}