@book{127958,
	author = {Lehmann, Hartmut,},
	title = {Weber's Protestant ethic :},
	publisher = {German Historical Institute ;},
	year = {1993.},
	series = {Publications of the German Historical Institute, Washington, D.C.},
	address = {Washington, D.C. :},
	url = {http://www.loc.gov/catdir/description/cam025/92030420.html}
}