Não informado. (1975). Kidney disease and nephrology index. National Institute of Arthritis, Metabolism and Digestive Diseases.
Citação do estilo Chicago (17ª ed.)Não informado. Kidney Disease and Nephrology Index. Bethesda, Md: National Institute of Arthritis, Metabolism and Digestive Diseases, 1975.
Citação MLA (8ª ed.)Não informado. Kidney Disease and Nephrology Index. National Institute of Arthritis, Metabolism and Digestive Diseases, 1975.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.