00326nam a2200121Ia 4500008004100000041001200041082002100053100003300074245004400107260002900151300000800180650001600188231217s9999    xx            000 0 und d  aEnglish  a510.02462  RAM.4  aRamamurthy K Qureshi, Arshad 0aElements of engineering mathematics V.4  c96-7bSudha Publications  a564  aMathematics