00295nam a2200121Ia 450000500170000000800410001704100080005808200150006610000210008124500250010226000380012730000080016520260720174644.0260720s1999    xx            000 0 und d  aeng  a020.2 SAPS  aSapna Book House  aScience Part II-VIII  aBangalorebSapna Book Housec1999  a54p