Bridges E M <br/><br/>
World soils 

 - London  Cambridge University Press U. K.        1970 
 - 89p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>J:1.1.N7, L0