00260nam a2200109Ia 4500008004100000041001200041082001100053100001600064245005800080260000600138650000600144221030s9999    xx            000 0 und d  aEnglish  a105.23  aD. S. Yadav 0aFoundations of Information Technologycby D. S. Yadav  c0  aB