@book{23294,
	author = {Bárcena, Agustín},
	title = {Coleccion de la naturaleza de time life  },
	publisher = {Ediciones Culturales Internacionales; },
	year = {2005},
	series = {Coleccion de la naturaleza de time life},
	address = {México  },
	edition = {2a ed.}
}