00333nam a2200145Ia 4500008004100000020001900041041000800060082001300068100001900081245001200100250000600112260003700118300001900155365001300174210423s2012    xx            000 0 und d  a97881259004346  aeng  a535 GHAA  aGHATAK (Ajoy).  aOptics.  a5  aNew DelhibTata McGrawhillc2012  axxvi, 32.7bPB  b475cINR