Fantel, R. J <br/><br/>
Phosphate availability and supply :  a minerals availability appraisal 

 - Washington, D.C :  United States Department of Interior-Bureau of mines,  1988 
 - 70 p: :  ill., graph., tab., ann. 
 - Information circular, 9187 .
<br/><br/>bibliogr. p. 35 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Phosphate<br/>Analyse économique<br/>Marché fourniture