Buol, S. W. <br/><br/>
Soil genesis and classification / 
S.W. Buol, R. J. Southard, R.C. Graham, P. A. McDaniel. 
 - Sixth edition 
 - Chichester, West Sussex ;  Ames, Iowa :  Wiley-Blackwell,  2011. 
 - xvi, 543 pages :  illustrations, maps. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780813807690 (hardcover : alk. paper) 0813807697 (hardcover : alk. paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil science.<br/>Edafología.<br/>Soil formation.<br/>Formación de suelos.<br/>Soils--Classification.<br/>Suelos--Clasificación.
<br/><br/><label>Dewey Class. No.: </label>631.4