@book{4351,
	author = {Kemeny, John G. and   Snell, J. Laurie},
	title = {Introduction to finite mathematics /},
	publisher = {Prentice-Hall,},
	year = {1957.},
	series = {Prentice-Hall mathematics series},
	address = {Englewood Cliffs, N.J. :},
	note = {Includes index.}
}