00254nam a2200109Ia 450000500170000000800410001708200150005810000160007324500260008926000210011530000080013620260205053821.0260111s9999||||xx |||||||||||||| ||und||  a510  B469E  aBhagwat R M 0aEvery day Mathematics  aINDIAbNBTc1999  a73P