Winkler, Henry; Oliver Lin <br/><br/>
Here's Hack :  Bookmarks are people too / 

 - New York, NY. :  Scholastic,  2014. 
 - 122p. :  ill. 
<br/><br/><label>ISBN: </label>978-0-54583201-4 
<br/><br/><label>Dewey Class. No.: </label>KID W775 2014