000 00244nam a2200121Ia 4500
082 _aP617.705/I.O
526 _dNTB
526 _aUG
942 _cBK
245 _aIndian Optician Vol. 45 (260 - 261) Sept - Dec
260 _c2013
546 _aE
999 _c77252
_d77252