000 00331nam a2200121Ia 4500
008 210430s9999 xx 000 0 und d
082 _a540 A3151 I
100 _aDr.J Akhavan
245 _aIntroductory Studies Introduction to Chemistry
_cDr.J Akhavan
260 _aIslamabad
_bphotocopy
_c2010
300 _a45p
942 _cBK
_2ddc
999 _c562078
_d562078