Bansal, S. K. Textbook of information technology / S. K. Bansal. - New delhi : A. P. H, c 2004. - xv, 494 p. : ill. ; 22 cm. 300 300 ISBN: 81-7648-605-1 Subjects--Topical Terms: Information Technology. ICT Dewey Class. No.: 004.678 / B227t