Heywood, V. H. <br/><br/>
Plant taxonomy 

 - 2 ed. 
 - London :  Arnold,  1976 
 - 63 p.  : ilus. 
 - Institute of Biology's. Studies in biology  ; 5 .
 - Institute of Biology's. Studies in biology  ; 5 .
<br/><br/><label>LCCN: </label>15288 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botánica--Clasificación.