"hutchinson, sarah e. "
"computers communications,information:a users introduction: / sarah.e. hutchinson" - 7 ed. - new delhi : tata mcgraw hill 2000. - "xvi, 0p.; 28 cm."
0 7 044535 4
"computers communications,information:a users introduction: / sarah.e. hutchinson" - 7 ed. - new delhi : tata mcgraw hill 2000. - "xvi, 0p.; 28 cm."
0 7 044535 4