Davis, P. H. <br/><br/>
Principles of angiosperm taxonomy 

 - Edinburgh :  Oliver and Boyd,  1963 
 - 556 p. 
<br/><br/><label>LCCN: </label>71828 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Angiospermas--Clasificación.
<br/><br/><label>Dewey Class. No.: </label>582.13  / D38