Ivanov, A V <br/><br/>
Pogonophora 

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 - Academic  Press inc, London  1963 
 - 479 
 - .
<br/><br/>  
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Worms and related animals-- Nematology-- Helminthology-- Zoology
<br/><br/><label>Dewey Class. No.: </label>592.3  IVA-P