Não informado. (2000). Bulletin. Arkansas Agricultural Experiment Station.
Chicagoスタイル(17版)引用形式Não informado. Bulletin. Fayetteville, Ark: Arkansas Agricultural Experiment Station, 2000.
MLA(8版)引用形式Não informado. Bulletin. Arkansas Agricultural Experiment Station, 2000.
警告: この引用は必ずしも正確ではありません.