Gleason, H. A., & Cronquist, A. (1963). Manual of vascular plants of northeaster United States and adjacent Canada. D. Van Nostrand Company, Inc.
Citace podle Chicago (17th ed.)Gleason, Henry A., a Arthur Cronquist. Manual of Vascular Plants of Northeaster United States and Adjacent Canada. New Jersey: D. Van Nostrand Company, Inc, 1963.
Citace podle MLA (9th ed.)Gleason, Henry A., a Arthur Cronquist. Manual of Vascular Plants of Northeaster United States and Adjacent Canada. D. Van Nostrand Company, Inc, 1963.
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