Orme, Helen. Polar bears in danger / by Helen Orme. - Tunbridge Wells : Ticktock, 2008. - 24 p. : col. ill., col. map ; 23 cm. - Fact files : 800 words I love reading . Includes index. Formerly CIP. ISBN: 9781846967771 £3.99 Nat. Bib. No.: GBA871416 bnb Nat. Bib. Agency Control No.: 014627484 Uk Subjects--Topical Terms: Polar bearEndangered species Dewey Class. No.: 428.6