Columbia subject headings:
City planning--Environmental aspects--Spain--Seville (Province)
Rivers--Social aspects--Spain--Seville (Province)
Seville (Spain : Province)--Environmental conditions.
Harvard subject headings:
City planning--Environmental aspects--Spain--Seville (Province)
Rivers--Social aspects--Spain--Seville (Province)
Seville (Spain : Province)--Environmental conditions.
Princeton subject headings: