@book{79608,
	author = {Hardy, G. H.},
	title = {A Course of Pure Mathematics :},
	publisher = {Project Gutenberg,},
	year = {2012},
	address = {Salt Lake City, UT :},
	note = {Wikipedia page about this book: https://en.wikipedia.org/wiki/A_Course_of_Pure_Mathematics},
	url = {https://www.gutenberg.org/ebooks/38769}
}