Simpson, <br/><br/>
Principles of Animal Taxonomy  Textual Documents 
George Gaylord Simpson 
 - Jodhpur:  Scientific Publishers (India). 
 - 247p:  22cm. 
<br/><br/><label>ISBN: </label>978-81-7233-763-6 
<br/><br/><label>Subjects--Index Terms: </label>Animal Taxonomy -Principles Dept -Zoo 
<br/><br/><label>Dewey Class. No.: </label>591.8