Hanna, G. Dallas <br/><br/>
Land and brackish water Mollusca of Cocos Island / 
G. Dallas Hanna & Leo George Hertlein. 
 - California, USA :  Allan Hancock Pacific Expeditions,  1938. 
 - 123-135 p. ;  il. ;  23 cm. 
 - Allan Hancoock Pacific Expeditions :  vol. 2, no. 8 .
<br/><br/><br/>Ingles 
<br/><br/><label>ISBN: </label> Restringida 
<br/><br/><label>Subjects--Index Terms: </label>Mullusks Molúculos 
<br/><br/><label>Dewey Class. No.: </label>594