Grzimek, Bernhard <br/><br/>
Grzimek's Encyclopedia of ecology 

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 - Van Nostrand Reinhold Co., New York  1976 
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<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmnet - Dictionary
<br/><br/><label>Dewey Class. No.: </label>R 577.503  GRZ-G