000			00486 a2200181 4500
999			_c33377 _d34924
003			ISURa
008			140926b xxu||||| |||| 00| 0 eng d
020			_a0079136656
041			_aEnglish
082			_a503 _bMCG
245			_aMcGraw-Hill encyclopedia of science and technology Vol; 17
250			_a9th ed.
260			_c2002 _aNew York _bMcGrow-Hill
300			_a742 p. _bcol. ill. _c28 cm.
650			_aScience Encyclopedia _978956
650			_aScience _978957
942			_cPR _2ddc