Ober, S. (2007). Fundamentals of Contemporary Business Communication (2nd.). Houghton Mifflin Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOber, Scot. Fundamentals of Contemporary Business Communication. 2nd. Boston: Houghton Mifflin Company, 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOber, Scot. Fundamentals of Contemporary Business Communication. 2nd. Houghton Mifflin Company, 2007.
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