Gopalan, R. (2011). English for Competitive examinations (2ed.). Vijay Nicole.
Chicago-čujuhus (17. p.)Gopalan, R. English for Competitive Examinations. 2ed. Chennai: Vijay Nicole, 2011.
MLA-čujuhus (9. p.)Gopalan, R. English for Competitive Examinations. 2ed. Vijay Nicole, 2011.
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