Cristaldi, Kathryn <br/><br/>
Even Steven and Odd Todd / 
Kathryn Cristaldi & Henry B. Morehouse 
 - New York  Scholastic  200- 
 - unpaged.  col. ill.  23 cm. 
 - Hello Math Reader:level 3 .
<br/><br/><label>ISBN: </label>9780590227155