Upper Silesian
[também conhecido como Silesian, ślōnskŏ gŏdka, ślōnski, ślōnskŏ mŏwa, Śląski, Szlonzok]Classificação: Indo-European
·vulnerável
-
Ethnologue: Languages of the World, 16th Edition (2009) . (2009) · edited by M. Paul Lewis · SIL International http://www.ethnologue.com/
-
Silesian Language . (2012) · Wikipedia. http://en.wikipedia.org/wiki/Silesian_language
-
Polish National Census . (2002) ·