00262nam a2200109Ia 450000500170000000800410001708200120005810000160007024500100008626000480009630000080014420260224040858.0260224s9999||||xx |||||||||||||| ||und||  a824 GUT  aGuth, H.P.  0aEssay  aBelmont, CA Wadsworth Publishers Co. c1966  a501