000 00398nam a22001577a 4500
003 OSt
008 180531b2018 xxu||||| |||| 00| 0 eng d
020 _a9788122426786
100 _aJagdamba Singh
245 _aPhotochemistry and Pericyclic reactions
250 _a3rd
260 _aNew Delhi
_bNew Age International
_c2018
300 _a509p.
650 _aPhotochemistry
942 _2ddc
_cB
_01
999 _c184798
_d184798