Wallwork. (2013). English for Academic Research: Grammar, Usage and Style (1.). Springer US.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWallwork. English for Academic Research: Grammar, Usage and Style. 1. Springer US, 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWallwork. English for Academic Research: Grammar, Usage and Style. 1. Springer US, 2013.
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