German wage theories : a history of their development / James W. Crook Crook, James W. Wages. 331.2 CRG New York : Columbia University, 1898. 1898. 1898 Text v, 7-113 p. ; eng Studies in history, economics and public law vol. IX, no. 2 Also available in digital form on the Internet Archive Web site. Also available in digital form on the Internet Archive Web site.