International Botanical Congress, International Bureau for Plant Taxonomy and Nomenclature, & International Botanical Congress. (1964). Preliminary report on the stabilization of names of plants of economic importance: Presented to the tenth International Botanical Congress. [International Bureau for Plant Taxonomy and Nomenclature].
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)International Botanical Congress, International Bureau for Plant Taxonomy and Nomenclature, và International Botanical Congress. Preliminary Report on the Stabilization of Names of Plants of Economic Importance: Presented to the Tenth International Botanical Congress. Utrecht: [International Bureau for Plant Taxonomy and Nomenclature], 1964.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)International Botanical Congress, et al. Preliminary Report on the Stabilization of Names of Plants of Economic Importance: Presented to the Tenth International Botanical Congress. [International Bureau for Plant Taxonomy and Nomenclature], 1964.