Sorrie, B. A. (2011). A field guide to wildflowers of the Sandhills region: North Carolina, South Carolina, and Georgia. University of North Carolina Press.
Chicago-referens (17:e uppl.)Sorrie, Bruce A. A Field Guide to Wildflowers of the Sandhills Region: North Carolina, South Carolina, and Georgia. Chapel Hill: University of North Carolina Press, 2011.
MLA-referens (9:e uppl.)Sorrie, Bruce A. A Field Guide to Wildflowers of the Sandhills Region: North Carolina, South Carolina, and Georgia. University of North Carolina Press, 2011.
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