00358nam a2200145Ia 450000100060000000800410000602000180004704000130006508200180007810000240009624500440012026000300016430000110019454600070020521369140408s9999    xx            000 0 und d  a0-340-67653-1  cPK-LaUMT  a 512.7bALL-N  aR. B. J. T. Allenby  aNumbers and proofscR. B. J. T. Allenby  aLondon,UK:bAronld,c1997  a274 p.  aEN