APA Style

Lyons, John. (1971). Introduction to Theoretical Linguistics . London: Cambridge University Press.

Chicago Style

Lyons, John. Introduction to Theoretical Linguistics. London: Cambridge University Press, 1971. Text.

MLA Style

Lyons, John. Introduction to Theoretical Linguistics. London: Cambridge University Press, 1971. Text.

Turabian Style

Lyons, John. Introduction to Theoretical Linguistics. London: Cambridge University Press, 1971. Print.