Columbia subject headings:
Architecture--Ecuador--Quito--Guidebooks.
Quito (Ecuador)--Buildings, structures, etc.--Guidebooks.
Quito (Ecuador)--Guidebooks.
Harvard subject headings:
Architecture--Ecuador--Quito--Guidebooks.
Quito (Ecuador)--Buildings, structures, etc.--Guidebooks.
Princeton subject headings:
Architecture--Ecuador--Quito--Guidebooks.
Guidebooks.
Quito (Ecuador)--Buildings, structures, etc.--Guidebooks.
Quito (Ecuador)--Guidebooks.