@book{23449,
	author = {Roscher, Wilhelm,},
	title = {System der volkswirthschaft;},
	publisher = {J.G. Cotta'sche buchhandlung nachf., g.m.b.h.,},
	year = {1894-1903.},
	address = {Stuttgart,},
	note = {Each vol. has also special t.-p.}
}