@book{20842,
	author = {Norton, Peter},
	title = {Introduction to computers},
	publisher = {McGraw Hill},
	year = {2015},
	address = {New Delhi},
	edition = {7th},
	url = {https://libgen.is/book/index.php?md5=870CDC89B6D5EA3C7B8D86AA084487CE}
}