Ewald Ursula <br/><br/>
Recent Developments of the world Fertilizer market 

 -  1957 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>J:24:B28, J7