Species :  new interdisciplinary essays / 
edited by Robert A. Wilson. 
 - Cambridge, Mass. :  MIT Press,  c1952. 
 - xxi, 325 p. :  ill. ;  26 cm. 
<br/><br/> "A Bradford book." 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0262232014 (hc : alk. paper) 0262731231 (pbk. : alk. paper) 
<br/><br/><label>LCCN: </label>98034713 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Species--Philosophy.
<br/><br/><label>LC Class. No.: </label>QH83  / .S725 1952 
<br/><br/><label>Dewey Class. No.: </label>576.8/6