@book{89720,
	author = {White, Fred M. and De Takacs, André C.,},
	title = {The Mystery of the Ravenspurs :},
	publisher = {Project Gutenberg,},
	year = {2015},
	address = {Salt Lake City, UT :},
	note = {Release date is 2015-05-05},
	url = {https://www.gutenberg.org/ebooks/48882}
}