Columbia subject headings:
Coca industry--Colombia--Norte de Santander.
Coca--Economic aspects--Colombia--Norte de Santander.
Coca--Social aspects--Colombia--Norte de Santander.
Norte de Santander (Colombia)--Economic conditions.
Norte de Santander (Colombia)--Social conditions.
Political violence--Colombia--Norte de Santander.
Political violence--Economic aspects--Colombia--Norte de Santander.
Rural development--Colombia--Norte de Santander.
Harvard subject headings:
Coca industry--Colombia--Norte de Santander.
Coca--Economic aspects--Colombia--Norte de Santander.
Coca--Social aspects--Colombia--Norte de Santander.
Norte de Santander (Colombia)--Economic conditions.
Norte de Santander (Colombia)--Social conditions.
Political violence--Colombia--Norte de Santander.
Political violence--Economic aspects--Colombia--Norte de Santander.
Rural development--Catatumbo River Region (Colombia and Venezuela)
Princeton subject headings:
Coca industry--Colombia--Norte de Santander.
Coca--Economic aspects--Colombia--Norte de Santander.
Coca--Social aspects--Colombia--Norte de Santander.
Norte de Santander (Colombia)--Economic conditions.
Norte de Santander (Colombia)--Social conditions.
Political violence--Colombia--Norte de Santander.
Political violence--Economic aspects--Colombia--Norte de Santander.
Rural development--Colombia--Norte de Santander.