@book{43999,
	author = {Hall, H.S. and Knight, S. R.},
	title = {Higher Algebra},
	publisher = {McMillan and Co.},
	year = {1891},
	address = {London},
	edition = {4th ed.},
	url = {https://ia800306.us.archive.org/23/items/higheralgebraseq00hall/higheralgebraseq00hall.pdf}
}