00274nam a2200109Ia 4500008004100000020001800041082001500059100001900074245002000093260004300113300000800156190710s9999    xx            000 0 und d  a0-85226-307-4  a547.7 G748  aGowarikar, V R 0aPolymer science  aNew DelhibNew Age Internationalc2007  a505