Mayr, Erust. <br/><br/>
Principles of systematic zoology /  
Erust Mayr and Peter D. Ashlock. 
 - 2nd ed /   . 
 - New York :   McGraw-Hill ,   1991. 
 - 475p. :   ill.,figs. ;   23cm .  
 - Biological Science Series,       ; .
 - Biological Science Series,       ; .
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<br/><br/><label>ISBN: </label>0071127011  USD 21.00 
<br/><br/><label>Subjects--Index Terms: </label>ZOOLOGY-CLASSIFICATION 
<br/><br/><label>Dewey Class. No.: </label>591.012  / MAY/P