Rensch, Bernhard,   1900- <br/><br/>
Evolution above the species level / 
Bernhard Rensch 
 - 419 p. :  il. ;  23 cm. 
 - Columbia biological series .
<br/><br/> Translation, with a few alterations and additions, of the 2d ed. of: Neuere Probleme der Abstammungslehre 
<br/><br/><label>ISBN: </label>0231022964 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EVOLUCION (BIOLOGIA)
<br/><br/><label>Dewey Class. No.: </label>591.38  / R44e