000			00313nam a2200133Ia 4500
001			23233
008			170722s9999 xx 000 0 und d
100			_aCartmell, M.
245			_aValency and molecular structure. Ed. 3 1966. /
250			_a3rd ed.
260			_c1966.
700			_aFowles , Gwa
942			_cGEN
999			_c69401 _d69401