Não informado. (1920). Gentes Herbarum: Occasional papers on the kinds of plants. L. H. Bailey Hortorium of the New York State College of Agriculture and Life Sciences.
Lua i Stíl Chicago (17ú heag.)Não informado. Gentes Herbarum: Occasional Papers on the Kinds of Plants. Ithaca, NY: L. H. Bailey Hortorium of the New York State College of Agriculture and Life Sciences, 1920.
Lua MLA (8ú heag.)Não informado. Gentes Herbarum: Occasional Papers on the Kinds of Plants. L. H. Bailey Hortorium of the New York State College of Agriculture and Life Sciences, 1920.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.