Belson W A <br/><br/>
Bibliography on methods of social and business res 
Belson W A 
 - London  London School of Economics .        1973 
 - 300p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industry Economics
<br/><br/><label>Dewey Class. No.: </label>X964aN7, L3/BB