Hock, H. H., & Joseph, B. D. (1996). Language history, language change, and language relationship: An introduction to historical and comparative linguistics. Mouton de Gruyter.
Παραπομπή σε μορφή Chicago (17η εκδ.)Hock, Hans Henrich, και Brian D. Joseph. Language History, Language Change, and Language Relationship: An Introduction to Historical and Comparative Linguistics. Berlin: Mouton de Gruyter, 1996.
Παραπομπή σε μορφή MLA (8th εκδ.)Hock, Hans Henrich, και Brian D. Joseph. Language History, Language Change, and Language Relationship: An Introduction to Historical and Comparative Linguistics. Mouton de Gruyter, 1996.
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