APA (7th ed.) Citation

Jeffers, R. J., & Lehiste, I. (1979). Principles and methods for historical linguistics. MIT Press.

Chicago Style (17th ed.) Citation

Jeffers, Robert J., and Ilse Lehiste. Principles and Methods for Historical Linguistics. Cambridge, Mass. [u.a.]: MIT Press, 1979.

MLA (9th ed.) Citation

Jeffers, Robert J., and Ilse Lehiste. Principles and Methods for Historical Linguistics. MIT Press, 1979.