Columbia subject headings:
City planning--El Salvador.
Emergency management--El Salvador--San Salvador Metropolitan Area.
Hazardous geographic environments--El Salvador--San Salvador Metropolitan Area.
Natural disasters--El Salvador.
Harvard subject headings:
City planning--El Salvador--San Salvador.
Community development, Urban--El Salvador--San Salvador.
Earthquakes--Economic aspects--El Salvador--San Salvador.
Low-income housing--El Salvador--San Salvador.
Princeton subject headings: