Spira, T. P. (2011). Wildflowers and plant communities of the southern Appalachian Mountains and Piedmont: A naturalist's guide to the Carolinas, Virginia, Tennessee, and Georgia. University of North Carolina Press.
Chicago-Zitierstil (17. Ausg.)Spira, Timothy P. Wildflowers and Plant Communities of the Southern Appalachian Mountains and Piedmont: A Naturalist's Guide to the Carolinas, Virginia, Tennessee, and Georgia. Chapel Hill, NC: University of North Carolina Press, 2011.
MLA-Zitierstil (9. Ausg.)Spira, Timothy P. Wildflowers and Plant Communities of the Southern Appalachian Mountains and Piedmont: A Naturalist's Guide to the Carolinas, Virginia, Tennessee, and Georgia. University of North Carolina Press, 2011.
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