@book{100594,
	author = {Yeats, W. B. and Widger, David,},
	title = {Index of the Project Gutenberg Works of William Butler Yeats},
	publisher = {Project Gutenberg,},
	year = {2019},
	address = {Salt Lake City, UT :},
	note = {Release date is 2019-06-16},
	url = {https://www.gutenberg.org/ebooks/59768}
}