Western, S.. <br/><br/>
Monographs on soil survey:Soil survey contracts and quqlity control /  

 - 1st ed /  
 - London :   Oxford university Press ,   1980 
 - viii,284p :  
<br/><br/><label>ISBN: </label>0 19 854513 4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture<
<br/><br/><label>Dewey Class. No.: </label>J:1:U  / L8