| Trích dẫn | IUCN, 2010 IUCN Red List of Threatened Species. Version 2010.2. IUCN 2010. IUCN Red List of Threatened Species. www.iucnredlist.org. Downloaded in August 2010. |
| Tài liệu tham khảo | 84930 IUCN, 2010 |
| Trang | |
| Named Used as Valid | Phoebastria immutabilis |
| Địa phương | |
| Distribution |