JOHNSON, DOUG <br/><br/>
NEVER BABYSIT THE HIPPOPOTAMUSES!. 

 - USA :  FIRST SCHOLASTIC,  1995. 
<br/><br/> YOU SHOULD NEVER BABYSIT HIPPOPOTAMUSES, UNLESS YOU FOLLOW THE RULES IN THIS BOOK! 
<br/><br/><label>ISBN: </label>0590603930 
<br/><br/><label>Subjects--Topical Terms: </label><br/>HIPPOS--BABYSITTING