Não informado. (1920). Gentes Herbarum: Occasional papers on the kinds of plants. L. H. Bailey Hortorium of the New York State College of Agriculture and Life Sciences.
Citace podle Chicago (17th ed.)Não informado. Gentes Herbarum: Occasional Papers on the Kinds of Plants. Ithaca, NY: L. H. Bailey Hortorium of the New York State College of Agriculture and Life Sciences, 1920.
Citace podle MLA (8th ed.)Não informado. Gentes Herbarum: Occasional Papers on the Kinds of Plants. L. H. Bailey Hortorium of the New York State College of Agriculture and Life Sciences, 1920.
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