Harvard Business Review. (2017). HBR's 10 Must Reads on Sales. HBSP.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHarvard Business Review. HBR's 10 Must Reads on Sales. Boston, U.S: HBSP, 2017.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHarvard Business Review. HBR's 10 Must Reads on Sales. HBSP, 2017.
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