Jelaskan Bacaan salajengna dari Éntog dalam bahasa sunda

Florida Fish and Wildlife Conservation Commission (FFWCC) (1999) Nuisance Muscovy Ducks . Retrieved 2008-NOV-18.

Maddox, John (1988): When to believe the unbelievable. Nature 333(6176): 787.  PMID 3386722

Hilty, Steven L. (2003): Birds of Venezuela. Christopher Helm, London. ISBN 0-7136-6418-5

Shang, Aijing; Huwiler-Müntener, Karin; Nartey, Linda; Jüni, Peter; Dörig, Stephan; Sterne, Jonathan A.C.; Pewsner, Daniel & Egger, Matthias (2005): Are the clinical effects of homoéopathy placebo effects? Comparative study of placebo-controlled trials of homoéopathy and allopathy. Lancet 366(9487): 726–732.  PMID 16125589 PDF fulltext

Stiles, F. Gary & Skutch, Alexander Frank (1989): A guide to the birds of Costa Rica. Comistock, Ithaca. ISBN 0-8014-9600-4