Hinkel, E. (2005). Handbook of research in second language teaching and learning. L. Erlbaum Associates.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHinkel, Eli. Handbook of Research in Second Language Teaching and Learning. Mahwah, N.J.: L. Erlbaum Associates, 2005.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHinkel, Eli. Handbook of Research in Second Language Teaching and Learning. L. Erlbaum Associates, 2005.
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