000 00319nam a22001217a 4500
020 _a0-333-93131-8
082 _aR 503
_bENC-SC
100 _aMacmillan
_91693830
245 _aScience & Technology Encyclopedia
260 _aGreat Britain
_bGeorge Philip Limited
_c1998
650 _aReference
_91693831
942 _cBK
999 _c1096336
_d1096336