Invertebrates zoology 
Engemann, Joseph G. 
 -  Macmillan Publishing Co., Inc.  1981 
 - xxi, 746 p. 
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<br/><br/><label>ISBN: </label>9-71105538-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Invertebrates.
<br/><br/><label>Dewey Class. No.: </label>592 E57 1981