@book{119032,
	author = {Menger, Carl, and Dingwall, James.},
	title = {Principles of economics /},
	publisher = {Libertarian Press,},
	year = {c1994.},
	series = {The Institute for Humane Studies series in economic theory},
	address = {Grove City, PA :},
	note = {Translation of Grundsätze der Volkswirthschaftslehre.}
}