000 00285nam a2200121Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aGurtu J N&Amp; Razdan S
245 0 _aPhotochemistry
260 _bPragathi Prakashan
_c1976
300 _a86p
650 _aChemistry
942 _cBK
999 _c2256
_d2256