Boynton, Sandra <br/><br/>
Blue Hat, green Hat 
Sandra Boynton 
 - 1st ed 
 - New York  Little Simon  1984 
 - 1 v. (unpaged) : col. ill. 
<br/><br/><label>ISBN: </label>671493205 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Schools & their activities
<br/><br/><label>Dewey Class. No.: </label>371.3352 BOU