Theil, Henri. <br/><br/>
Linear aggregation of economic relations / 
Henri Theil 
 - Amsterdam :  North-Holland Pub. Co.,  1955 [Printing 1974] 
 - xi, 205 p. :  ill. ;  24 cm. 
<br/><br/>Bibliographical footnotes. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics.
<br/><br/><label>Dewey Class. No.: </label>519.5  / THL 1974