000			003490000a22001570004500
005			20120302053805.0
942			_cBOOK
245			_a Encylopedia of science and technology
260			_aNew York:McGraw-Hill Inc.1982
300			_a906p
040			_aENG
365			_bRs.
650			_aEncyclopedia
650			_aScience
650			_aTechnology
999			_c343831 _d343828