Lines of Succession:Heraldry of the Royal Families of Europe

The cited information was published by London, 1981 The author/originator was Jiri Louda and Michael MacLagan.
Lines of Succession:Heraldry of the Royal Families of Europe. 

• References (5)
  • Family: Agnes of Bohemia
  • Individual: Elizabeth, Princess of Poland
  • Individual: Agnes of Bohemia
  • Marriage / Union: Agnes of Bohemia
  • Source/Citation: Lines of Succession:Heraldry of the Royal Families of Europe @ table 132