Sanitary quality survey  San José, Torrecillas and Piñones lagoons 
David Storer. 
 - [n.p.  s.l.]  1970. 
 - 25 p.  charts. 
<br/><br/> Mimeographed. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water--Pollution.<br/>Torrecillas Lagoon, Puerto Rico.<br/>San José Lagoon, Puerto Rico.<br/>Lagoons--Puerto Rico.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Piñones Lagoon, Puerto Rico.<br/>Puerto Rico