http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Reprint of the edition published by Columbia University Press, New York, which was issued as number 559 of Columbia University. Faculty of Political Science. Studies in history, economics, and public law.
Originally presented as the author's thesis, Columbia, 1950.
Columbia studies in the social sciences ; no. 559