000 00267nam a22001097a 4500
008 160510b xxu||||| |||| 00| 0 eng d
020 _a0030044634
041 _aeng
080 _a54
245 _aWorld of chemistry:
_cMelvin D. Joesten; James L. Wood;
942 _2udc
_cBK
999 _c1967
_d1967