000 00319nam a2200145Ia 4500
020 _a9780008468927
040 _cPK- LaCSN
082 _bCOL
_aT 500
245 0 _aScience Foundation
260 _aUK
_c1997
300 _a8
942 _2ddc
_cBK
999 _c470832
_d470832