Comber, Norman Mederson. <br/><br/>
An introduction to scientific study of the soil 

 - 4 ed. rev. 
 - London :  Arnold,  1960 
 - 232 p. 
<br/><br/><label>LCCN: </label>22382 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Suelos.
<br/><br/><label>Dewey Class. No.: </label>631.4  / C62 1960