Cita APA (7th ed.)
Jeffers, R. J., & Lehiste, I. (1979). Principles and methods for historical linguistics. MIT Pr.
Cita Chicago (17th ed.)
Jeffers, Robert J., i Ilse Lehiste. Principles and Methods for Historical Linguistics. Cambridge, Mass: MIT Pr, 1979.
Cita MLA (9th ed.)
Jeffers, Robert J., i Ilse Lehiste. Principles and Methods for Historical Linguistics. MIT Pr, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.