A manual for the basic course in English. 

 - 3d. ed. (special). 
 - Río Piedras, P.R.  Department of Basic English  1970,[c1959]. 
 - xi, 287 p. 
<br/><br/><label>LCCN: </label>fel36001561  
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Study and teaching (Higher)
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico