Columbia subject headings:
Port cities--Europe--Social conditions.
Port cities--Latin America--Social conditions.
Sociology, Urban--Case studies.
Waterfronts--Social aspects--Europe.
Waterfronts--Social aspects--Latin America.
Harvard subject headings:
City planning--Europe
City planning--Latin America.
Ethnology--Europe
Ethnology--Latin America
Harbors--Europe
Harbors--Latin America.
Port cities--Europe--Social conditions.
Port cities--Latin America--Social conditions.
Sociology, Urban--Case studies.
Urbanization--Europe
Urbanization--Latin America
Waterfronts--Social aspects--Europe.
Waterfronts--Social aspects--Latin America.
Princeton subject headings:
Case studies.
Port cities--Europe--Social conditions.
Port cities--Latin America--Social conditions.
Sociology, Urban--Case studies.
Waterfronts--Social aspects--Europe.
Waterfronts--Social aspects--Latin America.