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worldbirdnames.org
Gill, Frank; Donsker, David; Rasmussen, Pamela, penyunting (January 2022). "Frogmouths, Oilbird, potoos, nightjars". IOC World Bird List Version 12.1. International Ornithologists' Union. Dicapai pada 25 January 2022. Ralat petik: Tag <ref> tidak sah, nama "ioc" digunakan secara berulang dengan kandungan yang berbeza
