000			00470nam a22001697a 4500
008			160315b1997 xxu||||| |||| 00| 0 eng d
020			_a9780195678277
082			_a541.24 _bNOR
100			_aNorman,N c
245			_aPeriodicity and the s - and p - block elements
260			_aNew Delhi _bOxford university _c1997.
300			_a90 p.
600			_aChemistry
650			_aChemical elements.
650			_aClassification périodique des éléments.
942			_cBK
999			_c63716 _d63716