Não informado. (2022). US Forest Service Resource Bulletin SE. Southeastern Forest Experiment Station.
Lua i Stíl Chicago (17ú heag.)Não informado. US Forest Service Resource Bulletin SE. Asheville, NC: Southeastern Forest Experiment Station, 2022.
Lua MLA (8ú heag.)Não informado. US Forest Service Resource Bulletin SE. Southeastern Forest Experiment Station, 2022.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.