@book{69226,
	author = {Cobb, Charles W. and Douglas, Paul H.},
	title = {A theory of production /},
	publisher = {Clarendon Press ;},
	year = {1993.},
	address = {Oxford :},
	note = {Based on the author's (M.Litt. & D.Phil.) thesis at the University of Oxford.},
	url = {http://www.loc.gov/catdir/enhancements/fy0605/92032577-d.html}
}