TY - BOOK AU - Anderson, Harry S TI - Exploring the polar regions SN - 9781604131901 SN - 200902286 U1 - 910.911 AND PY - 2010/// CY - New York PB - Chelsea House KW - Polar regions - Discovery and exploration KW - Polar regions - Discovery and exploration - Juvenile literature N1 - Includes bibliographical references (p. 107-109) and index ER -