000 00319nam a2200121Ia 4500
008 190829s9999||||xx |||||||||||||| ||und||
100 _aMathur, B. K.
245 0 _aIntroduction To Geometrical And Physical Optics
250 _a7TH ED.
260 _bGopal Printing Press
_aKanpur
_c1967
650 _aOptics
942 _cBK
999 _c9020
_d9020