000			00289nam a2200109Ia 4500
008			140208s9999 xx 000 0 und d
245			_aEncyclopedia of science &Technology vol.9 _cMC-Grow Hill
250			_a11ed
260			_bMC Grow Hill _aLondon _c2012
300			_a828p.
942			_2udc _cP
999			_c37829 _d37829