Não informado. (1961). Annual Report of the Bean Improvement Cooperative. Colorado State University, Department of Plant Pathology and Weed Science.
Lua i Stíl Chicago (17ú heag.)Não informado. Annual Report of the Bean Improvement Cooperative. Fort Collins, Colo: Colorado State University, Department of Plant Pathology and Weed Science, 1961.
Lua MLA (8ú heag.)Não informado. Annual Report of the Bean Improvement Cooperative. Colorado State University, Department of Plant Pathology and Weed Science, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.