@book{74129,
	author = {Thompson, Silvanus P.},
	title = {Calculus Made Easy :},
	publisher = {Project Gutenberg,},
	year = {2010},
	address = {Salt Lake City, UT :},
	note = {Wikipedia page about this book: https://en.wikipedia.org/wiki/Calculus_Made_Easy},
	url = {https://babel.hathitrust.org/cgi/pt?id=njp.32101073304360&seq=11}
}