00297nam a2200109Ia 4500008004100000082002500041100002800066245003400094250001200128260003800140300000900178240913s9999||||xx |||||||||||||| ||und||  aGS    621.366  THY/L  aK Thyagarajan AK Ghatak 0aLasers Theory and Application  a1st Ed.  bMacmillan India LtdaMadrasc2003  a431p