Brady, Nyle. <br/><br/>
The Nature and properties of soils / 
Nyle Brady, Ray R. Weil. 
 - 14th  ed. 
 - Upper Saddle River, NJ. :  Pearson,  2008. 
 - xvi, 975  p. 
<br/><br/><label>ISBN: </label>013227938x : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil science.<br/>Soils.