00426cam a22001458i 4500020001500000050001500015100002000030245005800050250001100108260005800119300004000177500002000217650002100237650002200258  a818732530500aQA 76bSOF  aSoftware Pearl.  a'O' Level Module-M1-R3 :bIT tools and applications /  a1st ed  aDelhi :bKhanna Book Publishing Co. (P) Ltd.,cc2003.  axxiv , 725 pages :bIllustrations ;  aIncludes index. 0aComputer science 0aComputer networks