Williams, E. (1993). Working with management: A secretary's guide. Sterling Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWilliams, Elizabeth. Working with Management: A Secretary's Guide. New Delhi: Sterling Publishers, 1993.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWilliams, Elizabeth. Working with Management: A Secretary's Guide. Sterling Publishers, 1993.
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