Buol, S.W. <br/><br/>
Soil genesis and classification  
/ S.W. Buol 
. - Ames  : The Iowa State University Press, 1980
. - 406 p.  ; 23 cm. 
<br/><br/>Index 
<br/><br/><label>ISBN: </label>081381460x 
<br/><br/><label>Source: </label> Fonds Facagro 
<br/><br/><label>Universal Decimal Class. No.: </label>631.41