Othman bin Abu Bakar   <br/><br/>
Total and extractable trace element content of the basaltic soils of Malaysia: a laboratory study  (Book) 

 - Ghent  State University of Ghent  1973 
 - 35 p.  30 cm. 
<br/><br/><label>Universal Decimal Class. No.: </label>631.416.9(043) OTH  / 7280