00257nam a2200109 a 450000500170000002000150001708200160003210000160004824500240006425000160008826000430010420251203110650.0  a8122416829  a531.41bPIL  aPillai,S.O.  aSolid state physics  aRev.6th ed.  aNew DelhibNew Age Internationalc2005