20191202d1977    u||y0frey5050    ba <br/><br/>
 - Trad. de : On the accuracy of economic observations, Princeton University Press, 1950 et 1963. 
 - CC .
 = Paris 
<br/><br/><label>LCCN: </label>2040100512 
<br/><br/><label>Subjects--Corporate Names: </label><br/>METHODE STATISTIQUE<br/>INDICATEUR ECONOMIQUE<br/>SCIENCE ECONOMIQUE