Columbia subject headings:
City planning--Environmental aspects--Spain--Seville--Case studies.
City planning--Environmental aspects.
Landscape architecture in water conservation.
Water resources development.
Water-supply.
Harvard subject headings:
City planning--Environmental aspects
City planning--Environmental aspects--Spain--Seville--Case studies.
Landscape architecture in water conservation
Water resources development
Water-supply
Princeton subject headings:
Case studies.
City planning--Environmental aspects--Spain--Seville--Case studies.
City planning--Environmental aspects.
Landscape architecture in water conservation.
Water resources development.
Water-supply.