Heraldry of the Royal Families of Europe, Jiri Louda & Michael Maclagan, Clarkson N. Potter Inc Publishers, 1ª Edição, New York, 1981.
ˈeɾˌɑldɹi ˈɔf (en)ðə(pt-pt) ʁɔɪˈɑl fɐmilˈiɨz ˈɔf ˌeʊɾˈɔpɨ, ʒiɾˈi lˈowdɐ ˈe mˌiʃɐˈɛl mˌɐklɐɡˈɐ̃ŋ, klˈaɾəksuŋ ˈɛn. putˈeɹ ˈiŋk pˌubliʒˈeɾəʃ, pɹˌimˈeɪɾɐ ˌedisˈɐ̃ʊ̃, (en)njˈuː(pt-pt) jˈoɾək, mˈil nˈɔvɨsˈeɪŋtuʒˌi oɪtˈeɪŋtɐiˈum.