Blackwelder, Richard E. <br/><br/>
Classification of the animal kingdom 

 - Carbondale :  Southern Illinois University Press,  1963 
 - 94 p. 
<br/><br/><label>LCCN: </label>17717 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoología--Clasificación.
<br/><br/><label>Dewey Class. No.: </label>590  / B53