000 00278nam a2200121Ia 4500
008 151205s9999||||xx |||||||||||||| ||und||
020 _c0
100 _aMAZUMDER,K.F.
245 2 _aA TEXT BOOK ON LIGHT
260 _c1975
_bMODERN BOOK AGENCY
650 _aOPTICS
942 _cBK
999 _c204254
_d204254