@book{11011,
	author = {Reynolds, Lloyd G. and Michas, Nicholas H.},
	title = {Principio de microeconomía.},
	publisher = {El Ateneo,},
	year = {1976.},
	series = {Series enseñanza programada "El Ateneo"},
	address = {Buenos Aires :},
	edition = {2a ed. }
}