Não informado. (1932). Botanical Museum leaflets. Harvard University.
Chicagoスタイル(17版)引用形式Não informado. Botanical Museum Leaflets. Cambridge, Mass: Harvard University, 1932.
MLA(8版)引用形式Não informado. Botanical Museum Leaflets. Harvard University, 1932.
警告: この引用は必ずしも正確ではありません.