Química general  (segundo libro). 

 - San Juan, P.R.  1954. 
 - 157 p.  illus. 
 - Its [Publicaciones]  Ser. 4-no. 68 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry--Study and teaching (Secondary).
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico