Pérez, Bertha <br/><br/>
Learning in two worlds : an integrated Spanish/English biliteracy approach 
Bertha Pérez, María E. Torres-Guzmán 
 - 3rd ed 
 - Boston  Allyn and Bacon  2002 
 - xix, 284 p. : ill. ; 23 cm 
<br/><br/> Includes bibliographical references (p. 254-273) and index 
<br/><br/><label>ISBN: </label>9780801330773 
<br/><br/><label>ISSN: </label>2001046377 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education, Bilingual - United States<br/>English language - Study and teaching (Elementary) - United States<br/>Spanish language - Study and teaching (Elementary) - United States
<br/><br/><label>Dewey Class. No.: </label>372.0117 PER