Columbia subject headings:
Harvard subject headings:
Forests and forestry--Andes Region--Congresses.
Peasants--Andes Region--Congresses.
Rural development projects--Andes Region--Congresses.
Rural development--Andes Region--Congresses.
Princeton subject headings:
Forests and forestry--Andes Region--Congresses.
Peasants--Andes Region--Congresses.
Rural development projects--Andes Region--Congresses.
Rural development--Andes Region--Congresses.