Não informado. (1951). Core Arboretum Bulletin. West Virginia University, Department of Biology.
Chicagoスタイル(17版)引用形式Não informado. Core Arboretum Bulletin. Morgantown, Va: West Virginia University, Department of Biology, 1951.
MLA(8版)引用形式Não informado. Core Arboretum Bulletin. West Virginia University, Department of Biology, 1951.
警告: この引用は必ずしも正確ではありません.