Cita APA (7a ed.)

Kenworthy, J. (1991). Language in action: An introduction to modern linguistics. Longman.

Cita Chicago Style (17a ed.)

Kenworthy, Joanne. Language in Action: An Introduction to Modern Linguistics. London: Longman, 1991.

Cita MLA (8a ed.)

Kenworthy, Joanne. Language in Action: An Introduction to Modern Linguistics. Longman, 1991.