1. 03. English Easy Reading Polar bear, polar bear, what do you hear? / by Martin, Bill, Publication: New York : H. Holt, 1991 . [25] p. : 26 cm. Date:1991 Availability: Copies available: (1), Actions:
2. 03. English Easy Reading Polar Bear, Polar Bear, what do you hear? / by Martin, Bill, Publication: New York : Henry Holt and Company, 2007 . 1 v. (unpaged) : 31 cm. + Date:2007 Availability: Copies available: (1), Actions: