Lua APA (7ú heag.)

Não informado. (1951). Core Arboretum Bulletin. West Virginia University, Department of Biology.

Lua i Stíl Chicago (17ú heag.)

Não informado. Core Arboretum Bulletin. Morgantown, Va: West Virginia University, Department of Biology, 1951.

Lua MLA (8ú heag.)

Não informado. Core Arboretum Bulletin. West Virginia University, Department of Biology, 1951.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.