Não informado. (1971). Abstracta botanica. L. Eotvos University, Department of Plant Taxonomy and Ecology.
Style de citation Chicago (17e éd.)Não informado. Abstracta Botanica. Budapest: L. Eotvos University, Department of Plant Taxonomy and Ecology, 1971.
Style de citation MLA (8e éd.)Não informado. Abstracta Botanica. L. Eotvos University, Department of Plant Taxonomy and Ecology, 1971.
Attention : ces citations peuvent ne pas être correctes à 100%.