Trask, R. L., & Stockwell, P. (2007). Language and linguistics: The key concepts (Second edition.). Routledge.
Cita Chicago Style (17a ed.)Trask, R. L., y Peter Stockwell. Language and Linguistics: The Key Concepts. Second edition. Abingdon, Eng: Routledge, 2007.
Cita MLA (9a ed.)Trask, R. L., y Peter Stockwell. Language and Linguistics: The Key Concepts. Second edition. Routledge, 2007.
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