Simpson, George Gaylord <br/><br/>
Principles of animal taxonomy 

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 - Oxford & IBH Publishing Co. Pvt. Ltd., New Delhi  1969 
 - 247 
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<br/><br/><label>ISBN: </label> 10 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animal taxonomy-- Zoology
<br/><br/><label>Dewey Class. No.: </label>590.12  SIM-P