Osborne, Mary Pope. <br/><br/>
Sabertooths and the Ice Age  a nonfiction companion to Sunset of the sabertooth 
Mary Pope Osborne 
 - 1st ed. 
 - [S.l.]  Random House  2005 
 - 121 p. 
 - Magic tree house research guide .
 - Magic tree house research guide .
<br/><br/><label>ISBN: </label>0329410695 1415576947 (BWI bdg.) 9780375823800 (pbk.) 9780375923807 (lib. bdg.)