000			00344nam a2200133Ia 4500
008			140317s9999 xx 000 0 und d
082			_a620.012
100			_aCarmichael, Colin
245			_aKents mechanical engineers handbook. 12th ed.
260			_aNY _bJohn Wiley , Sons _c1950
300			_a28-60
650			_aEngineering
942			_2ddc _cBK
999			_c7258 _d7258