Phosphate minerals / 
edited by Jerome O. Nriagu and Paul B. Moore with contributions by F. Betts ... (et al.). 
 - Berlin :  Springer-Verlag,  1984. 
 - 442 pages ;  28 cm. 
<br/><br/>Includes index Bibliography: p.420-423 
<br/><br/><label>ISBN: </label>3540127577 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Phosphates.