Extent:
xi, 517 p
illus., maps
24 cm
Series:
Type of publication: Book / Working Paper
Language: English
Notes:
Originally presented as the author's thesis, University of Pennsylvania, 1927
Published also as no. 15 of Social service monographs
Bibliography: p. 490-496
ISBN: 0-405-00556-3
Source:
ECONIS - Online Catalogue of the ZBW
Persistent link: https://www.econbiz.de/10000333001