Allard, Harry. <br/><br/>
Miss Nelson is missing! / 
Harry Allard and James Marshall. 
 - Boston :  Houghton Mifflin,  c1977. 
 - 32 p. :  ill. 
<br/><br/> The kids in Room 207 take advantage of their teacher's good nature until she disappears and they are faced with a vile substitute. 
<br/><br/><label>ISBN: </label>0395252962 
<br/><br/><label>LCCN: </label>76055918 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human behavior--Fiction<br/>School stories
<br/><br/><label>LC Class. No.: </label>PZ7.A413  / Mi 
<br/><br/><label>Dewey Class. No.: </label>E