Soils and tropical weathering 

 -  1971 
 - 149p  cm. 
<br/><br/><label>Standard No.: </label>152067 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"J:10gV28p192,N69, L1/UN"