https://opac.ocplibrary.ph/cgi-bin/koha/opac-search.pl?q=ccl=su%3A%22Computer%20operating%20system.%22&sort_by=relevance&format=rss 4 0 50 ISBN:0256134847 https://opac.ocplibrary.ph/cgi-bin/koha/opac-detail.pl?biblionumber=3250 ]]> By Hutchinson, Sarah E..
Burr Ridge Irwin 1993 .
x, 197 p. , Includes index. 28 cm..
0256134847

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]]> https://opac.ocplibrary.ph/cgi-bin/koha/opac-detail.pl?biblionumber=3250 ISBN:9718636021 https://opac.ocplibrary.ph/cgi-bin/koha/opac-detail.pl?biblionumber=3238 ]]> By Tanembaum, Andrew S..
Englewood Cliifs, NJ Prentice Hall 1987 .
xvi, 719 p. , Includes index. 21 cm..
9718636021

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]]> https://opac.ocplibrary.ph/cgi-bin/koha/opac-detail.pl?biblionumber=3238 ISBN:0070365857 https://opac.ocplibrary.ph/cgi-bin/koha/opac-detail.pl?biblionumber=3230 ]]> By Larsen, Gwyne.
New York Mitchell McGraw Hill 1992 .
viii, 136 p. , Includes index. 23 cm..
0070365857

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]]> https://opac.ocplibrary.ph/cgi-bin/koha/opac-detail.pl?biblionumber=3230 ISBN:9713703065 https://opac.ocplibrary.ph/cgi-bin/koha/opac-detail.pl?biblionumber=3207 ]]> By Bott, Ed..
Indianapolis, IN: Que, 1995 .
xxxiv, 486 p. : , Includes index 24 cm..
9713703065

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