- Language History, Language Change, and Language Relationship: An Introduction to Historical and Comparative Linguistics
- The Handbook of Historical Linguistics
- The Synchrony and Diachrony of the Balkan Infinitive: A Study in Areal, General and Historical Linguistics (Cambridge Studies in Linguistics)
- Morphology and Universals in Syntactic Change: Evidence from Medieval and Modern Greek (Outstanding Dissertations in Linguistics)
- Language History, Language Change, and Language Relationship: An Introduction to Historical and Comparative Linguistics (Trends in Linguistics. Studies and Monographs, #93)