@book{1741,
	title = {Method and appraisal in economics},
	publisher = {Cambridge University Press},
	year = {1976. },
	address = {Cambridge ;},
	note = {"Results from the Economics Sessions of the Nafplion Colloquium on Research Programmes in Physics and Economics held in Nafplion, Greece, 2-14 September, 1974." },
	url = {http://catdir.loc.gov/catdir/enhancements/fy0834/75044581-t.html }
}