Webster, R.,  <br/><br/>
Quantitative and numerical methods in soil classification and survey / 
R. Webster. 
 - Oxford:   Clarendon Press,   1977. 
 - 269 pages :  illustrations ;  22 cm . 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0198545126 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil--surveys--Statistical methods<br/>Soils--Classification--Statistical methods