Cita APA (7a ed.)

Lyons, J. (1972). Introduction to theorÉtical linguistics. University.

Cita Chicago Style (17a ed.)

Lyons, John. Introduction to TheorÉtical Linguistics. New York, Estados Unidos: University, 1972.

Cita MLA (9a ed.)

Lyons, John. Introduction to TheorÉtical Linguistics. University, 1972.