Wheeler, Quentin D., ed. <br/><br/>
Species concepts and phylogenetic theory  a debate 
ed by Quentin D Wheeler and Rudolf Meier 
 - New York  Columbia University Press  2000 
 - xii, 230p. 
<br/><br/><label>ISBN: </label>0231101422 
<br/><br/><label>Dewey Class. No.: </label>574.012  / P