Candelas Reyes, Gustavo Antonio. <br/><br/>
Studies on the freshwater plankton of Puerto Rico 
Gustavo Antonio Candelas Reyes. 
 - Ann Arbor, Mich.  University Microfilms  1973. 
 - 129 p.  ill. 
<br/><br/> "Authorized facsimile of the author thesis submitted to the Graduate Faculty of the University of Minnesota. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>LCCN: </label>fel36001806  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Limnology<br/>Lakes--Puerto Rico.<br/>Biological research.<br/>Plankton
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico