Columbia subject headings:
Harvard subject headings:
Agriculture--Economic aspects--Mexico--Michoacán de Ocampo.
Agriculture--Economic aspects--Mexico--Tierra Caliente (Mexico : Region)
Michoacán de Ocampo (Mexico)--Rural conditions.
Tepalcatepec River Valley (Mexico)
Princeton subject headings:
Agriculture--Economic aspects--Mexico--Michoacán de Ocampo.
Agriculture--Mexico--Michoacán de Ocampo--History.
Michoacán de Ocampo (Mexico)--Rural conditions.
Tepalcatepec River Valley (Mexico)