Costa, B. (1983). A micro handbook for small libraries and media centers. Libraries Unlimited.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCosta, Betty. A Micro Handbook for Small Libraries and Media Centers. Libraries Unlimited, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCosta, Betty. A Micro Handbook for Small Libraries and Media Centers. Libraries Unlimited, 1983.
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