Leaf, Munro <br/><br/>
How to speak politely and why / 
Munro Leaf. 
 - New York :  Universe Publishing,  c2005. 
 - 42 p. : ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Grammar--Juvenile literature<br/>English language--Usage--Juvenile literature<br/>English language--Grammar