Díaz Hernández, Luis Edgardo, <br/><br/>
Temblores y terremotos de Puerto Rico. 

 - 1a ed. 
 - Ponce, P.R.  Impr. Segarra Juventud  c1983. 
 - 41 p.  22 cm. 
<br/><br/>Bibliography: p. 39-40. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earthquakes--Chronology.--Puerto Rico
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico