00693nam0 2200229 450 00002006220081128121519.020081128d1965----km-y0itay50------baengUSy-------001yyPrice theory in a changing economyHenry GraysonNew YorkThe Macmillan Companyc1965XXI, 247 p.24 cmPrice theory in a changing economy33745PrezziTeorieGrayson,Henry103347ITUNIPARTHENOPE20081128RICAUNIMARC000020062022/503112NAVA2Price theory in a changing economy33745UNIPARTHENOPE