APA (7th ed.) Zitazioa

Lyons, J. (1968). Introduction to theoretical linguistics (1a. ed.). Cambridge University Press.

Chicago Style (17th ed.) Zitazioa

Lyons, John. Introduction to Theoretical Linguistics. 1a. ed. Nueva York: Cambridge University Press, 1968.

MLA (9th ed.) Zitazioa

Lyons, John. Introduction to Theoretical Linguistics. 1a. ed. Cambridge University Press, 1968.