00262nam a2200097Ia 4500008004000000082001600040100003000056245003600086260003400122300000800156210210b1984   xxu||||| |||| 00| 0 eng d  a370.19 KANS  aKANALA (Narasimha Reddy).  aStudents, teachers and parents.  aNDbAjanta Publicationsc1984  a212