Columbia subject headings:
Agriculture, Cooperative--Peru--Statistics.
Sugar trade--Peru--Statistics.
Sugarcane industry--Peru--Statistics.
Harvard subject headings:
Agriculture, Cooperative--Peru--Statistics.
Sugar trade--Peru--Statistics.
Sugarcane industry--Peru--Statistics.
Princeton subject headings:
Agriculture, Cooperative--Peru--Statistics.
Sugar trade--Peru--Statistics.
Sugarcane industry--Peru--Statistics.