Dyfyniad APA

Allen, G. (1897). The story of the plants. D. Appleton and company.

Dyfyniad Arddull Chicago

Allen, Grant. The Story of the Plants. New York: D. Appleton and company, 1897.

Dyfyniad MLA

Allen, Grant. The Story of the Plants. D. Appleton and company, 1897.

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