Polar bears : a complete guide to their biology and behavior /

• 作者：text by Andrew E. Derocher ; photographs by Wayne Lynch.
• 出版者：Johns Hopkins University Press ; Polar Bears International
• 出版地：Baltimore : [Bozeman, Mont.] :
• 語文：英語
• ISBN/ISSN/ISRC：9781421403052 ; 1421403056
• 作者：Derocher, Andrew E.;Lynch, Wayne.
• 索書號：599.786