Fries, T. M. (1861). Genera heterolichenum Europaea recognita. Edquist.
Chicagoスタイル(17版)引用形式Fries, Theodor Magnus. Genera Heterolichenum Europaea Recognita. Upsaliae: Edquist, 1861.
MLA(8版)引用形式Fries, Theodor Magnus. Genera Heterolichenum Europaea Recognita. Edquist, 1861.
警告: この引用は必ずしも正確ではありません.