000			00464 a2200157 4500
008			190502b xxu||||| |||| 00| 0 eng d
010			_a81020920
020			_a0070792801
245			_aMcGraw-Hill encylopedia of science and technology
250			_a5th ed.
260			_bMcGraw-Hill, _c1982. _aNew York:
300			_a879 p. _bill.
650			_aScience _vDictionaries.
650			_aTechnology _vDictionaries.
942			_cR _hRefQ121 .M3 1982
999			_c24427 _d24426