Martínez, Antonio J. <br/><br/>
Self-instructional modules in English as a second language for Spanish-speaking students / 
Antonio J. Martínez. 
 - 2. ed. 
 - Río Piedras, P.R. :  Editorial Universitaria,  c1979. 
 - 189 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Study and teaching--Foreign speakers.<br/>English language--Textbooks for foreign speakers.
<br/><br/><label>LC Class. No.: </label>PE1129.58   / .M367 1979