00348nam a2200097Ia 4500008004100000100002600041245012300067260004300190260000900233300000800242200302s9999    xx            000 0 und d  aChristopher Alexander  aThe Nature of order an essay on the art of building and the nature of the univese the A vision of a Living world Vol 3  bThe center for environmental structure  c2005  a697