Martin, Ann M.,  1955- <br/><br/>
Karen's worst day / 
Ann M. Martin ; illustrations by Susan Tang. 
 - New York :  Scholastic,  c1989. 
 - 100 p. :  ill. ;  20 cm. 
 - Baby-sitter's little sister ;  #3 .
 - Martin, Ann M.,  1955-  Baby-sitter's little sister ;  #3. .
<br/><br/> "A Little Apple paperback." 
<br/><br/><br/>Large print. <br/>Louisville, Ky. : <br/>American Printing House for the Blind. 
<br/><br/><label>ISBN: </label>0590442996 (pbk.)