@book{93247,
	author = {Hecker, J. F. C. and Babington, B. G.},
	title = {The Black Death in the Fourteenth Century},
	publisher = {Project Gutenberg,},
	year = {2016},
	address = {Salt Lake City, UT :},
	note = {Release date is 2016-06-26},
	url = {https://www.gutenberg.org/ebooks/52413}
}