Webster R <br/><br/>
Quantitative and numerical methods in soil classification and survey 

 - Oxford  Oxford U.P.  1977 
 - 269 p. 
 - Monographs on soil survey .
<br/><br/><label>ISBN: </label>0198545126 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil science
<br/><br/><label>Dewey Class. No.: </label>631.47  / WEB