Editors of Encyclopaedia Britannica. Luxembourgish Language. In Ecyclopaedia Britannica. Retrieved 15:00, June 25, 2020 from https://www.britannica.com/topic/Luxembourgish-language.
Wikipedia contributors. (2020, June 16). Luxembourgish. In Wikipedia, The Free Encyclopedia. Retrieved 14:00, June 25, 2020, from https://en.wikipedia.org/wiki/Luxembourgish.
Peter Gilles, Jürgen, Trouvain (2013). Luxembourgish. In Journal of the International Phonetic Association 43(1), Cambridge University Press, pp. 67-74. Retrieved 15:00, June 25, 2020, from https://www.cambridge.org/core/journals/journal-of-the-international-phonetic-association/article/luxembourgish/3C9FB295A261FD6F28D694252B06B4A3/core-reader.
Information and Press Service of the government of Luxembourg, Ministry of Foreign and European Affairs of Luxembourg (2020, March 27). An intro to ‘Lëtzebuergesch’: Discover Luxembourg’s national language. Retrieved 16:00, June 25, 2020, from https://luxembourg.public.lu/en/society-and-culture/languages/introduction-letzebuergesch.html.
Wikipedia contributors. (2020, June 8). Moselle Franconian Language. In Wikipedia, The Free Encyclopedia. Retrieved 16:00, June 25, 2020, from https://en.wikipedia.org/wiki/Moselle_Franconian_language.