Collar, Nigel J. <br/><br/>
Threatened birds of the Philippines :  the Haribon Foundation / Birdlife International Red Data Book / 
by Nigel J. Collar, Neil Aldren D. Mallari, Blas R. Tavaranze, Jr.; with contributions from Mike J. Crosby..=et al.= in collaboration with the Department of Environment and Natural Resources and the Environment Agency of Japan 
 - Makati City :  Bookmark,  c1999. 
 - 559p. : ill., maps. 
<br/><br/> Includes gazer, indices and references 
<br/><br/><label>ISBN: </label>9715693342 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Birds--Philippines