^The status of Low German as a German variety or separate language is subject to discussion.[6]
^The status of Luxembourgish as a German variety or separate language is subject to discussion.[3]
^The status of Plautdietsch as a German variety or separate language is subject to discussion.[6]
References
^Mikael Parkvall, "Världens 100 största språk 2010" (The World's 100 Largest Languages in 2010), in Nationalencyklopedin
^Thomas Marten, Fritz Joachim Sauer (Hrsg.): Länderkunde Deutschland, Österreich und Schweiz (mit Liechtenstein) im Querschnitt. Inform-Verlag, Berlin 2005, ISBN 3-9805843-1-3, S. 7.
^ 7.07.1Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian (編). High Franconian. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History. 2016.
^ 8.08.1Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian (編). Upper German. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History. 2016.
^ 2.02.1Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian (編). Ongota. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History. 2016.
^ 2.02.1Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian (編). Tzeltal. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History. 2016.
^ 2.02.1Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian (編). Tarascan. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History. 2016.
^ 2.02.1Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian (編). Yaqui. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History. 2016.
^ 2.02.1Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian (編). Eteocypriot. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History. 2016.
^ 2.02.1Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian (編). Amto. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History. 2016.