00542 a2200169 4500 9789555516648 005.437 KOT 25584 43319 කොටුවේගෙදර, ප්‍රදීප් කාවින්ද පරිගණකය නිවැරදිව හසුරවමු කොළඹ දයාවංශ ජයකොඩි 2009 2009 176p. 22cm. OPERATING SYSTEMS WINDOWS COMPUTER SCIENCE L 52523 52523 0 0 0 0 LEN MAIN MAIN LEN 2010-03-17 0 005.437KOT 30066 2017-09-11 00:00:00 0.00 2016-10-31 L 0 0 0 0 LEN MAIN MAIN LEN 2010-03-17 0 005.437KOT 30064 2017-09-11 00:00:00 0.00 2016-10-31 L 0 0 0 0 LEN MAIN MAIN LEN 2010-03-17 1 005.437KOT 30065 2019-03-22 00:00:00 2019-02-27 0.00 2016-10-31 L