Catalogue Persistent Identifier
http://nla.gov.au/nla.cat-vn4772965
APA Citation
Ellis, Richard. (2009). On thin ice : the changing world of the polar bear. New York : Alfred A. Knopf
MLA Citation
Ellis, Richard. On thin ice : the changing world of the polar bear / Richard Ellis Alfred A. Knopf New York 2009
Australian/Harvard Citation
Ellis, Richard. 2009, On thin ice : the changing world of the polar bear / Richard Ellis Alfred A. Knopf New York
Wikipedia Citation
{{Citation
| title=On thin ice : the changing world of the polar bear / Richard Ellis
| author1=Ellis, Richard, 1938-
| year=2009
| publisher=Alfred A. Knopf
| language=English
}}








