Yahuda, Joseph <br/><br/>
Bio economics 

 - London  Sir Isaac Pitman & Sons Ltd  1938 
 - p. 204 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Y17:1z8X
<br/><br/><label>Dewey Class. No.: </label>Y17:1z8X  / G8