Não informado. (1933). Bulletin of the Institute of History of Medicine Johns Hopkins University. American Association of the History of Medicine.
Citação do estilo Chicago (17ª ed.)Não informado. Bulletin of the Institute of History of Medicine Johns Hopkins University. Baltimore, Md: American Association of the History of Medicine, 1933.
Citação MLA (8ª ed.)Não informado. Bulletin of the Institute of History of Medicine Johns Hopkins University. American Association of the History of Medicine, 1933.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.