Não informado. (2011). Monographs of the Western North American Naturalist. Brigham Young University, Monte L. Bean Life Science Museum.
Chicago-referens (17:e uppl.)Não informado. Monographs of the Western North American Naturalist. Provo, Utah: Brigham Young University, Monte L. Bean Life Science Museum, 2011.
MLA-referens (8:e uppl.)Não informado. Monographs of the Western North American Naturalist. Brigham Young University, Monte L. Bean Life Science Museum, 2011.
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