000 00519nam a2200229Ia 4500
008 210210b2015 xxu||||| |||| 00| 0 eng d
020 _a9788130934280
041 _aeng
082 _a535 GHAL
100 _aGHATAK (Ajoy)
245 _aLight and its many wonders
260 _aNew Delhi
_bViva Books Pvt Ltd.
_c2015
300 _axx,483
650 _awonders
650 _amany
650 _aLight
650 _aits
650 _aand
690 _aOptics
700 _aPATHAK (Anirban)
906 _a070239
999 _c119707
_d119707