@book{4465,
	author = {Rosen, Kenneth H.},
	title = {Discrete mathematics and its applications / },
	publisher = {McGraw-Hill,},
	year = {2019.},
	address = {New York: },
	edition = {8th ed.},
	note = {Includes bibliographical references and index},
	url = {http://172.20.27.22:4000/handle/123456789/194}
}