Olsen, Amy E <br/><br/>
Active vocabulary : general and academic words 

 - 4th ed 
 - New York:  Longman ; Pearson Education [distributor],  2010 
 - xiv, 178 p. : ill. (some col.) ; 28 cm 
<br/><br/><label>ISBN: </label>9780205632732 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language - Textbooks for foreign speakers
<br/><br/><label>Dewey Class. No.: </label>428.1 OLS