000 00479nam a2200157 4500
999 _c7498
_d7498
008 151006b xxu||||| |||| 00| 0 eng d
050 _aREF T 9 .I45 1997
245 _aHow it works/
_bThe illustrated science and invention encyclopedia.
250 _aInternational ed.
260 _aNew York:
_bH. S. Stuttman,
_c1997.
300 _a269-408p.
_bill.
_c25 cm
440 _nSec 3
650 _aScience.
942 _2lcc
_cREF_BOOK
_hREF T 9 .I45 1997