Simpson, George Gaylord <br/><br/>
Principles of animal taxonomy 
George Gaylord Simpson 
 - Calcutta  Oxford & IBH Publishing  1969 
 - xii,247p. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> 10 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology
<br/><br/><label>Dewey Class. No.: </label>590.12  / SI613