http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Wage theories before certain industry committees of the wage and hour administration
vii, 341 pages including tables. ; 23 cm.
PH.D. Catholic university of America 1947.
Studies in economics (Catholic University of America) ; v. 19