@book{79857,
	author = {Oppenheim, E. Phillips and Wilson, F. Vaux},
	title = {Mr. Marx's Secret},
	publisher = {Project Gutenberg,},
	year = {2012},
	address = {Salt Lake City, UT :},
	note = {Release date is 2012-02-29},
	url = {https://www.gutenberg.org/ebooks/39018}
}