Association for Library Collections & Technical Services. (1957). Library Resources & Technical Services. American Library Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAssociation for Library Collections & Technical Services. Library Resources & Technical Services. Chicago, Ill: American Library Association, 1957.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAssociation for Library Collections & Technical Services. Library Resources & Technical Services. American Library Association, 1957.
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