Floyd Dunn

[2018-07-31]. （原始内容存档于2017-06-13）.  Floyd, T. Smithsonian Field Guide to the Birds of North America. Harper Collins. 2008.  Dunn, J. & Alderfer, J. National Geographic

Trump, Dunn said the group embraced the moment to strike against the government.  Owen, Tess. Far-Right Extremists Are Hoping to Turn the George Floyd Protests

（原始内容存档于2016-03-05）.  Sibley 2000 Floyd 2008 Harrison & Greensmith 1993 Strøm 2011 Peterson 1961 Bull & Farrand 1993 Udvarty & Farrand 1994 Dunn & Alderfer 2006 BirdLife

（原始内容存档于2016-03-05）.  Double, M. C. (2003) Ehrlich, Paul R. (1988) Gotch, A. F. (1995) Floyd, Ted (2008) Udvarty, M. D. (1994) Peterson, R. T. (1961) del Hoyo, J. Elliott

Mikheeva I, McNutt RL, McClanahan TP, McCartney E, Goldsten JO, Gold RE, Floyd SR, Clark PE, Burbine TH, Bhangoo JS, Bailey SH, Petaev M. The elemental