Town planning into the 21st century
edited by Andrew Blowers, Bob Evans
Routledge, 1997
 Buku Teks
Social town planning
edited by Clara H. Greed
Routledge, 1999
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Journal of Social History
Carnegie Mellon University, 2018
 Majalah, Jurnal, Buletin
Thermstern, Stephen
Poverty and progress : social mobility in a nineteenth century city by Stephan Thernstrom
Cambridge, Harvard University Press
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Thermstern, Stephen
Poverty and progress : social mobility in a nineteenth century city by Stephan Thernstrom
Cambridge, Harvard University Press
 Buku Teks SO