Mallari, N. A., Tabaranza, B. R., Jr, & Crosby, M. J. (2001). Key conservation sites in the Philippines: A Haribon Foundation & birdlife international directory of important bird areas. Bookmark.
Chicago Style (17. basım) AtıfMallari, Neil Aldrin, Blas R. Tabaranza, Jr, ve Michael J. Crosby. Key Conservation Sites in the Philippines: A Haribon Foundation & Birdlife International Directory of Important Bird Areas. Makati, M.M: Bookmark, 2001.
MLA (9th ed.) AtıfMallari, Neil Aldrin, et al. Key Conservation Sites in the Philippines: A Haribon Foundation & Birdlife International Directory of Important Bird Areas. Bookmark, 2001.
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