Columbia subject headings:
Biblioteca Ecuatoriana "Aurelio Espinosa Pólit"--Catalogs.
Ecuador--Civilization--Bibliography--Catalogs.
Ecuador--Imprints--Catalogs.
Harvard subject headings:
Biblioteca Ecuatoriana "Aurelio Espinosa Pólit."--Catalogs.
Ecuador--Bibliography.
Ecuador--Civilization--Bibliography--Catalogs.
Ecuador--Imprints--Catalogs.
Ecuador--Imprints.
Ecuadorian periodicals--Indexes.
Princeton subject headings:
Authors, Ecuadorian--Bibliography.
Ecuador--Bibliography.