00342nam a2200133Ia 4500008004100000020001500041041001200056082001600068100001600084245004300100260003600143300001000179650001900189221030s9999    xx            000 0 und d  a8187224053  aEnglish  a105.23bGup  aP. P. Gupta 0aEngineeing Mathematicscby P. P. Gupta  bKrishna PrakashanaMeerutc2001  a10.64  aBE Mathematics