000 00253nam a22001217a 4500
020 _a0-431-13247-X
082 _a509
_bWIL
100 _aWilliams Brian
245 _aScience
260 _aOxford
_bHeinemann Library
_c2002
300 _a48 p.
942 _cL
999 _c17537
_d17537