Campbell, R.W., N.K. Dawe, I. McTaggart-Cowan, et al. 1990b. The Birds of British Columbia Vol. 2: Nonpasserines: Diurnal Birds of Prey through Woodpeckers. Royal British Columbia Museum, Victoria, BC.
Federation of Alberta Naturalists. 2007. The Atlas of Breeding Birds of Alberta: A Second Look. Federation of Alberta Naturalists, Edmonton, AB.
Fenneman, J. 2008. Ruby-throated Hummingbird. In: Klinkenberg, Brian. (Editor) 2011. E-Fauna BC: Electronic Atlas of the Fauna of British Columbia [www.efauna.bc.ca]. Lab for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver. [March 26, 2012 ].
Godfrey, W.E. 1979.The Birds of Canada. National Museums of Canada, Ottawa, Ontario.
Munro, J.A., and I.McT. Cowan. 1947. A review of the bird fauna of British Columbia. B.C. Prov. Mus. Spec. Publ. No. 2, Victoria.
NatureServe. 2012. NatureServe Explorer: An online encyclopedia of life [web application]. Version 7.1. NatureServe, Arlington, Virginia. Available http://www.natureserve.org/explorer. (Accessed March 24, 2012).
Phinney, M. 1998. Spring and Summer Birds of Dawson Creek, 1991-1995. Wild Bird Trust of British Columbia Wildlife Report No. 4. Victoria, B.C.
Phinney, M. 2015e. Ruby-throated Hummingbird in Davidson, P.J.A., R.J. Cannings, A.R. Couturier, D. Lepage, and C.M. Di Corrado (eds.). The atlas of the breeding birds of British Columbia, 2008-2012. Bird Studies Canada. Delta, BC.
Sauer, J. R., J. E. Hines, J. E. Fallon, K. L. Pardieck, D. J. Ziolkowski, Jr., and W. A. Link. 2011. The North American Breeding Bird Survey, Results and Analysis 1966 - 2009. Version 3.23.2011 USGS Patuxent Wildlife Research Center, Laurel, MD. http://www.mbr-pwrc.usgs.gov/bbs/bbs.html
Cross-Linked Information Resources (CLIR): an umbrella search web application that allows users to
use a single window to simultaneously search six provincial environmental and natural resource information
e-libraries and provides access to digital documents in these e-libraries.
