Cita APA (7a ed.)

Robins, R. (1968). General linguistics: An Introductory survey. Longman.

Cita Chicago Style (17a ed.)

Robins, R.H. General Linguistics: An Introductory Survey. London: Longman, 1968.

Cita MLA (9a ed.)

Robins, R.H. General Linguistics: An Introductory Survey. Longman, 1968.