@book{20170,
	author = {Beasley, Jeffrey S., and Nilkaew, Piyasat,},
	title = {Networking Essentials :},
	publisher = {Pearson,},
	year = {2018.},
	series = {Pearson IT cybersecurity curriculum series},
	address = {Indianapolis, Indiana :},
	edition = {Fifth edition.},
	note = {Includes index.}
}