Russell, E. John. <br/><br/>
The world of the soil / 
E. John Russell. 
 - London :   Collins,   c 1963. 
 - xiv, 237 p. :  ill. ;  22 cm. 
 - The new naturalist. .
<br/><br/> Includes index. 
<br/><br/>Bibliography : p. 227-229. 
<br/><br/>328  328 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural history.
<br/><br/><label>Dewey Class. No.: </label>631.4 / R912w