Stephen P. (1994). Computing and disk operating systems for librarians. Ess Ess publication.
Παραπομπή Chicago StyleStephen P. Computing and Disk Operating Systems for Librarians. New Delhi: Ess Ess publication, 1994.
Παραπομπή MLAStephen P. Computing and Disk Operating Systems for Librarians. Ess Ess publication, 1994.
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