Coba jelasin Galeri dari Camar-angguk coklat dong

Chardine, J.W. and R.D. Morris. 1996. Brown Noddy (Anous stolidus). In The Birds of North America, No. 220 (A. Poole and F. Gill, eds.). The Academy of Natural Sciences, Philadelphia, PA, and The American Ornithologists' Union, Washington, D.C.