Root, Christine Baker, 1945- <br/><br/>
Zero in!  rasal verbs in context 
Christine Root, Karen Blanchard. 
 - Ann Arbor  University of Michigan Press  2003 
 - 86 p.  ill.  28 cm. 
<br/><br/><label>ISBN: </label>0534836275 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Textbooks for foreign speakers.<br/>English language--Verb phrase--Problems, exercises, etc.