Hahn, Mary Downing <br/><br/>
Wait till Helen comes 
Mary Downing Hahn 
 - New York  Scholastic Inc.,  c1986 
 - 184p 
<br/><br/>
<br/><br/><label>ISBN: </label>9780545103657 
<br/><br/><label>LC Class. No.: </label> / L750 H14 1986