Columbia subject headings:
Coca industry--Andes Region.
Cocaine industry--Andes Region.
Drug control--United States.
Drug traffic--Andes Region.
Harvard subject headings:
Coca industry--Andes Region.
Cocaine industry--Andes Region
Cocaine--Andes Region.
Drug control--United States
Drug traffic--Andes Region
Princeton subject headings:
Coca industry--Andes Region.
Cocaine industry--Andes Region.
Drug control--United States.
Drug traffic--Andes Region.