Não informado. (2008). Occasional Papers in Eastern Botany. Southern Appalachian Botanical Society.
Chicago-Zitierstil (17. Ausg.)Não informado. Occasional Papers in Eastern Botany. Morgantown, Wa. Va: Southern Appalachian Botanical Society, 2008.
MLA-Zitierstil (8. Ausg.)Não informado. Occasional Papers in Eastern Botany. Southern Appalachian Botanical Society, 2008.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.