@book{18504,
	author = {Taverner, Percy Algernon,},
	title = {A study of Buteo borealis, the red-tailed hawk, and its varieties in Canada,},
	publisher = {F. A. Acland, printer to the King,},
	year = {1927.},
	series = {Canada. Dept. of Mines. National Museum of Canada. Bulletin},
	address = {Ottawa,}
}