TY  - BOOK
AU  - Osborne,Mary Pope
AU  - Boyce,Natalie Pope
AU  - Murdocca,Sal
TI  - Polar bears and the Arctic: a nonfiction companion to polar bears past bedtime 
T2  - Magic tree house research guide
SN  - 9780375832222 (trade pbk.)
AV  - QL737.C27 O83 2007
U1  - 599.786 22
PY  - 2007///
CY  - New York
PB  - Scholastic
KW  - Polar bear
KW  - Arctic regions
KW  - Juvenile literature
N1  - "A Stepping Stone book."; Includes bibliographical references (p. 110) and index; RL: 4.1; 006-009
ER  -