Dourson. Wildflowers and Ferns of Red River Gorge and the Greater Red River Basin. The University Press of Kentucky.
Chicago Style (17th ed.) CitationDourson. Wildflowers and Ferns of Red River Gorge and the Greater Red River Basin. The University Press of Kentucky.
MLA (8th ed.) CitationDourson. Wildflowers and Ferns of Red River Gorge and the Greater Red River Basin. The University Press of Kentucky.
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