BOVEE COURTLAND. (2009). BUSINESS COMMUNICATION TODAY (9th.). PEARSON.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBOVEE COURTLAND. BUSINESS COMMUNICATION TODAY. 9th. DELHI: PEARSON, 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBOVEE COURTLAND. BUSINESS COMMUNICATION TODAY. 9th. PEARSON, 2009.
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