Roses, Estelle Irizarry de. <br/><br/>
English  the laboratory way 
Estelle Roses de Irizarry. 
 - Humacao, P.R.  Colegio Regional de Humacao, Universidad de Puerto Rico  1965. 
 - xiii, 97 p. 
<br/><br/><label>LCCN: </label>fel36001568  
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Study and teaching.<br/>English language--Phonetics.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico