@book{250349,
	author = {Ferland, Kevin},
	title = {Discrete mathematics and applications / },
	publisher = {CRC Press, },
	year = {2017.},
	series = {Textbooks in mathematics.},
	address = {Boca Raton : },
	edition = {2nd ed.},
	note = {"A Chapman & Hall book."
Includes  index.}
}