de Wit,  J.C.M. <br/><br/>
Proton and metal ion binding to humic substances 
/by J.C.M. de Wit 
 - [S.I.]  [s.n.]  0 
 - 255 p. 
<br/><br/><label>ISBN: </label>9054850574 
<br/><br/><label>Dewey Class. No.: </label>544.1  / DEW