@book{119495,
	author = {Fernández de la Torriente, Gastón and Zayas-Bazán, Eduardo.},
	title = {Cómo escribir cartas eficaces / c Gastón Fernández de la Torriente, Eduardo Zayas-Bazán.},
	publisher = {Editorial Playor},
	year = {1989.},
	address = {Madrid}
}