@book{23984,
	author = {Gregory, Paul R. and Stuart, Robert C.,},
	title = {Comparative economic systems /},
	publisher = {Houghton Mifflin,},
	year = {c1985.},
	address = {Boston :},
	edition = {2nd ed.},
	url = {http://www.archive.org/details/comparativeecono00greg}
}