Rumpun bahasa Ryukyu: Perbedaan antara revisi

Percabangan antara rumpun bahasa Ryukyu dan bahasa Jepang terjadi tidak terlalu lama sebelum munculnya bukti-bukti tertulis awal bahasa Jepang, sehingga diperkirakan pada suatu masa sebelum abad ke-7.<ref>[http://japanfocus.org/products/topdf/1596 Japan Focus: Language Loss and Revitalization in the Ryukyu Islands], Patrick Heinrich, dipasang 10 November 2005. Demikian pula [http://www.sicri.org/ISIC1/j.%20ISIC1P%20Heinrich.pdf | What leaves a mark should no longer stain: Progressive erasure and reversing language shift activities in the Ryukyu Islands], 2005, mengutip: Hattori, Shirō (1954) 'Gengo nendaigaku sunawachi goi tokeigaku no hōhō ni tsuite' [‘Concerning the Method of Glottochronology and Lexicostatistics’], ''Gengo kenkyū'' [Journal of the Linguistic Society of Japan] v26/27</ref>

* Ashworth, D. E. (1975). ''A generative study of the inflectional morphophonemics of the Shuri dialect of Ryukyuan''. Thesis (Ph. D.)--Cornell University, 1973.

* Heinrich, Patrick (2004): ''Language Planning and Language Ideology in the Ryūkyū Islands'', in: Language Policy 3.2, (2004): 153-179.

* Serafim, L. A. (1985). Shodon: the prehistory of a Northern Ryukyuan dialect of Japanese. [S.l: s.n.

* Shimabukuro, Moriyo. 2007. ''The accentual history of the Japanese and Ryukyuan languages: a reconstruction''. Languages of Asia series, v. 2. Folkestone, Kent: Global Oriental. ISBN 9781901903638978-1-901903-63-8

* Uemura, Yukio, and Wayne P. Lawrence. 2003. ''The Ryukyuan language.'' Endangered Languages of the Pacific Rim (Series), A4-018. Osaka, Japan: ELPR.

* {{ja}} [http://ryukyu-lang.lib.u-ryukyu.ac.jp/intro/abs.html Informasi tambahan dari perpustakaan Bahasa Ryukyu]