Não informado. (1961). Annual Report of the Bean Improvement Cooperative. Colorado State University, Department of Plant Pathology and Weed Science.
Citação do estilo Chicago (17ª ed.)Não informado. Annual Report of the Bean Improvement Cooperative. Fort Collins, Colo: Colorado State University, Department of Plant Pathology and Weed Science, 1961.
Citação MLA (8ª ed.)Não informado. Annual Report of the Bean Improvement Cooperative. Colorado State University, Department of Plant Pathology and Weed Science, 1961.
警告：這些引文格式不一定是100％准確.