The Pittsburgh survey findings in six volumes

The Pittsburgh survey findings in six volumes

Xehetasun bibliografikoak
Formatua: Liburua
Hizkuntza:English
Argitaratua: New York Charities Publication Committee 1909-14.
Saila:Russell Sage Foundation. [Publication]
Gaiak:
Kellogg, Paul Underwood, 1879-ed.
Social surveys.
Pittsburgh.