Columbia subject headings:
Architecture--Ecuador--Guayaquil.
Guayaquil (Ecuador)--Buildings, structures, etc.
Harvard subject headings:
Architecture--Ecuador--Guayaquil.
City planning--Ecuador--Guayaquil.
Guayaquil (Ecuador)--Buildings, structures, etc.
Historic buildings--Ecuador--Guayaquil.
Princeton subject headings:
Architecture--Ecuador--Guayaquil--Pictorial works.
Guayaquil (Ecuador)--Buildings, structures, etc.