Columbia subject headings:
Indians of South America--Ecuador--Napo (Province)
Napo-Pastaza (Ecuador : Province)--Description and travel.
Harvard subject headings:
Indians of South America--Ecuador--Napo-Pastaza (Province)
Napo-Pastaza (Ecuador : Province)--Description and travel.
Princeton subject headings:
Indians of South America--Ecuador--Napo-Pastaza (Province).
Napo-Pastaza (Ecuador : Province)--Description and travel.