Constant, KM <br/><br/>
An Outlook For Fertilizer Demand, Supply, And Trade, 1988/89-1993/94 

 - Washigton  World Bank  1991 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Dewey Class. No.: </label>338.4'766862'0112-dc20