Bulletin of the R.G.P.M. & E. of the Order of Saint John of Jerusalem : Knights Hospitaller under the protection of the Royal House of Yugoslavia as awarded by King Peter II

Eitemau Tebyg

• History of the Souvereign Order of Saint John of Jerusalem : Knights Hospitaller of Malta ; under the Hereditary Protection of the Royal House of Jugoslavia
• Medical work of the Knights Hospitallers of Saint John of Jerusalem
  gan: Hume, Edgar Erskine
  Cyhoeddwyd: (1940)
• The heraldry of the Knights of St. John
  gan: Gayre of Gayre and Nigg, George Robert
  Cyhoeddwyd: (1956)
• Knights of St. John ; Uniform and Equipments
• Livoniae commentarius, Gregorio XIII. P.M.
  gan: Possevinus, Antonius
  Cyhoeddwyd: (1852)