Não informado. (1971). Index of dermatology. Universities Associated for Research and Education in Pathology.
Citação do estilo Chicago (17ª ed.)Não informado. Index of Dermatology. Bethesda, Md: Universities Associated for Research and Education in Pathology, 1971.
Citação MLA (8ª ed.)Não informado. Index of Dermatology. Universities Associated for Research and Education in Pathology, 1971.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.