APA stil citiranja
Crystal, D. (1989). Linguistics: Linguistics (2nd ed.). London [etc.]: Penguin Books.
Chicago stil citiranjaCrystal, David. Linguistics: Linguistics. 2nd ed. London [etc.]: Penguin Books, 1989.
MLA stil citiranjaCrystal, David. Linguistics: Linguistics. 2nd ed. London [etc.]: Penguin Books, 1989.
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