Columbia subject headings:
Cities and towns.
Interdisciplinary research.
Sociology, Urban.
Harvard subject headings:
Cities and towns
Cities and towns--Handbooks, manuals, etc.
Cities and towns--Research
Interdisciplinary research--Handbooks, manuals, etc.
Interdisciplinary research.
Sociology, Urban--Handbooks, manuals, etc.
Sociology, Urban.
Princeton subject headings: