00275nam a2200109Ia 4500008004100000041001200041082001100053100002000064245006900084260000600153650000600159221030s9999    xx            000 0 und d  aEnglish  a105.23  aRonald J. Tocci 0aDigital Systems  Principles and Applicationscby Ronald J. Tocci  c0  aB