00251nam a2200109Ia 4500008004100000041001200041082001100053100002300064245004200087260000600129650000600135221030s9999    xx            000 0 und d  aEnglish  a105.23  aB. V. Narayana Rao 0aModern Physicscby B. V. Narayana Rao  c0  aB