@book{56885,
	author = {Spinoza, Benedictus de, and Suchtelen, Nico van,},
	title = {Ethica :},
	publisher = {Project Gutenberg,},
	year = {2005},
	address = {Salt Lake City, UT :},
	note = {Release date is 2005-03-29},
	url = {https://www.gutenberg.org/ebooks/15497}
}