00288nam a2200121Ia 4500008004100000020001800041041000800059082001200067100001800079245003700097260002400134300000800158240521s2007 xx 000 0 und d a1-85669-403-8 aeng a720.483 aWELLS MATTHEW aSKYSCRAPERS STRUCTURE AND DESIGN bLAURENCE KINGc2007 a231