@book{83578,
	author = {Coward, T. A.},
	title = {The Migration of Birds},
	publisher = {Project Gutenberg,},
	year = {2013},
	address = {Salt Lake City, UT :},
	note = {Release date is 2013-05-19},
	url = {https://www.gutenberg.org/ebooks/42739}
}