000			00359nam a22001697a 4500
005			20220824151542.0
020			_a978-93-90113-59-0
041			_aEnglish
082			_a535 R21 GHA
100			_aGhatak Ajoy
245			_aOptics
250			_a7
260			_aNew Delhi _bMcGraw Hill Education _c2021
300			_a500
365			_b995.00
942			_cBK
999			_c168907 _d168907