00255nam a2200109Ia 4500008004100000041001200041082001100053100001900064245005000083260000600133650000600139221030s9999    xx            000 0 und d  aEnglish  a105.23  aB. L. Worshnop 0aAdvanced Practical Physicscby B. L. Worshnop  c0  aB