Columbia subject headings:
Harvard subject headings:
Sugar--Cuba.
Sugarcane industry--Cuba--Management.
Sugarcane industry--Economic aspects--Cuba--Mathematical models.
Sugarcane--Harvesting--Cuba.
Princeton subject headings:
Sugar--Cuba.
Sugarcane industry--Cuba--Management.
Sugarcane industry--Economic aspects--Cuba--Mathematical models.
Sugarcane--Cuba--Harvesting.