Classification, Class S, agriculture / 
Library of Congress 
 - 4 ed. 
 - xii, 278 p. :  il. ;  26 cm. 
<br/><br/><label>ISBN: </label>084440411X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CLASIFICACION--LIBROS--BIBLIOGRAFIAS<br/>LIBROS--CLASIFICACION
<br/><br/><label>Dewey Class. No.: </label>025.4963  / L5 1982