Lionni, Leo. <br/><br/>
Little blue and little yellow / 
Leo Lionni. 
 - New York:  Scholastic,  1959. 
<br/><br/>
<br/><br/><label>ISBN: </label>0-590-47942-3 
<br/><br/><label>Dewey Class. No.: </label>SC L661 1959