000 00390nam a2200169Ia 4500
003 NDCL
008 180829s9999||||ii |||||||||||||| ||eng||
020 _a6163
040 _aNDCL
041 _aEnglish
082 _a541.396 BGI
_216th ed
100 _aBrown, G .I.
245 0 _aNew guide to modern valency theory
_cG .I. Brown
260 _c1975
650 _aChemistry
942 _2DDC
_cBK
999 _c4601
_d4601