- Novgorod in Focus: Selected Essays
- On Medieval and Renaissance Slavic Writing: Selected Essays
- Problems of Typological and Genetic Linguistics Viewed in a Generative Framework
- Ancient Indo-European Dialects: Proceedings of the Conference on Indo-European Linguistics Held at the University of California, Los Angeles April 25–27, 1963
- Linguistic Reconstruction: Its Potentials and Limitations in New Perspective (Journal of Indo-European Studies Monograph: No. 2)









