@book{5175,
	author = {Wonnacott, Paul. and Wonnacott, Ronald J.},
	title = {Economía / },
	publisher = {McGraw-Hill, },
	year = {1997.},
	address = {Madrid ; Santa Fe de Bogotá : },
	edition = {4a. ed.},
	note = {Incluye bibliografías e índice.}
}