Doff, A., Jones, C. J., & Mitchell, K. Meanings into words: Intermediate. Workbook.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDoff, Adrian, Christopher J. Jones, और Keith Mitchell. Meanings into Words: Intermediate. Workbook.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDoff, Adrian, et al. Meanings into Words: Intermediate. Workbook.
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