Martin, Bill Jr. Polar bear, polar bear, what do you hear? / [electronic resource] / By Bill Martin, Jr. and Eric Carle.. — Board book.. — New York : : Henry Holt,, c1991.. — 1 v. (unpaged) : : col. ill. ; 18 cm. on sturdy board pages. ISBN: 0805053883 (pbk.) : $6.95 9780805053883 (pbk.) : $6.95 Subjects--Topical Terms: Animal sounds--Fiction.Zoo animals--Fiction.Rhyme.