Columbia subject headings:
Harvard subject headings:
Bolivia--Social conditions--Congresses.
Environmental policy--Bolivia
Environmental policy--Peru
Peru--Social conditions--Congresses.
Titicaca, Lake (Peru and Bolivia)--Congresses.
Titicaca, Lake, Region (Peru and Bolivia)--Environmental conditions.
Princeton subject headings:
Environmental policy--Bolivia.
Environmental policy--Peru.
Titicaca Lake Region (Peru and Bolivia)--Environmental conditions.