European Federation of National Institutions for Language, ebrary, Inc, & Stickel, G. (2011). National, regional and minority languages in Europe: Contributions to the annual conference 2009 of EFNIL in Dublin. Peter Lang.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)European Federation of National Institutions for Language, Inc ebrary, و Gerhard Stickel. National, Regional and Minority Languages in Europe: Contributions to the Annual Conference 2009 of EFNIL in Dublin. Frankfurt am Main: Peter Lang, 2011.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)European Federation of National Institutions for Language, et al. National, Regional and Minority Languages in Europe: Contributions to the Annual Conference 2009 of EFNIL in Dublin. Peter Lang, 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.