Burch, John B. <br/><br/>
The Eastern land snails. 

 - United States of America :  Brown,  1962. 
 - The pictured-key nature series .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mollusca
<br/><br/><label>Subjects--Index Terms: </label>Caracol 
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Texto