Department of Environment and Natural Resources, Conservation International(Philippines), Haribon Foundation for the Conservation of Nature, & Philippines. Protected Areas and Wildlife Bureau. (2006). Priority sites for conservation in the Philippines: Key biodiversity areas. [name of publication not identified].
Chicago-referens (17:e uppl.)Department of Environment and Natural Resources, Conservation International(Philippines), Haribon Foundation for the Conservation of Nature, och Philippines. Protected Areas and Wildlife Bureau. Priority Sites for Conservation in the Philippines: Key Biodiversity Areas. Philippines: [name of publication not identified], 2006.
MLA-referens (9:e uppl.)Department of Environment and Natural Resources, et al. Priority Sites for Conservation in the Philippines: Key Biodiversity Areas. [name of publication not identified], 2006.