http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
community problems, and social services of Allegheny County
Social Study of Pittsburgh and Allegheny County
by Philip Klein, published for the Social Study of Pittsburgh and Allegheny County.
"This study ... was made in 1934-1936 under the auspices of the Citizens' Committee, with funds made available by the Buhl Foundation of Pittsburgh."