Não informado. (1970). Descriptions of plant viruses. Association od Applied Biologists.
Lua i Stíl Chicago (17ú heag.)Não informado. Descriptions of Plant Viruses. Warwick, Inglaterra: Association od Applied Biologists, 1970.
Lua MLA (8ú heag.)Não informado. Descriptions of Plant Viruses. Association od Applied Biologists, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.