There's a boy in the girls bathroom / 
by Louis Sachar. 
 - New York :  Scholastic,  c1987, 1997. 
 - 195 pages:  19 cm 
<br/><br/> Lex: 490 
<br/><br/> An unmanageable, but lovable, eleven-year-old misfit learns to believe in himself when he gets to know the new school counselor, who is a sort of misfit too. 
<br/><br/><br/>in English 
<br/><br/><label>ISBN: </label>9780590590891 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Friendship--Juvenile fiction<br/>Schools--Juvenile fiction<br/>Conduct of life--Juvenile fiction
<br/><br/><label>LC Class. No.: </label>Sa14t 1997