Buol, S. W. <br/><br/>
Soil genesis and classification 

 - Iowa:  Iowa State University Press  1973. 
 - x, 360p. ;ill.:  Includes bibliographical references and index.  19cm. 
<br/><br/><label>ISBN: </label>081381460X 
<br/><br/><label>Subjects--Topical Terms: </label>--Soils-Classification--Soil formation
<br/><br/><label>Dewey Class. No.: </label>631.4