Não informado. (1980). Bulletin of the Arizona Agricultural Experiment Station. Arizona Agricultural Experiment Station.
Chicago-viite (17. p.)Não informado. Bulletin of the Arizona Agricultural Experiment Station. Tucson, Ariz: Arizona Agricultural Experiment Station, 1980.
MLA-viite (8. p.)Não informado. Bulletin of the Arizona Agricultural Experiment Station. Arizona Agricultural Experiment Station, 1980.
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