000 00368nam a2200169Ia 4500
020 _a0834757737
040 _cPK-LaCSN
082 _bARD
_a500
100 _aArdley, Neil
245 0 _aScience
260 _bWayland,
_aHove
_c1989
300 _a48
490 _a20th Century
942 _2ddc
_cBK
999 _c243617
_d243617