Citace podle APA (7th ed.)

Não informado. (1890). Contributions from the United States National Herbarium. Smithsonian Institution.

Citace podle Chicago (17th ed.)

Não informado. Contributions from the United States National Herbarium. Washington: Smithsonian Institution, 1890.

Citace podle MLA (8th ed.)

Não informado. Contributions from the United States National Herbarium. Smithsonian Institution, 1890.

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