Columbia subject headings:
Colombia--Rural conditions.
Mexico (Mexico : State)--Emigration and immigration.
Mexico (Mexico : State)--Rural conditions.
Rural development--Government policy--Colombia.
Rural development--Government policy--Mexico--Mexico (State)
Harvard subject headings:
Princeton subject headings:
Agriculture and state--Mexico.
Colombia--Rural conditions.
Mexico (Mexico : State)--Emigration and immigration.
Mexico (Mexico : State)--Rural conditions.
Rural developmen--Mexico--Mexico (State)
Rural development--Colombia.