@book{70186,
	author = { Kells, Lyman M. and Stotz, Herman C.},
	title = {Analytic geometry /},
	publisher = { Prentice-Hall},
	year = {1949 [ Printing 1959 ].},
	address = {Englewood Cliffs, N.J. :},
	note = {Includes index}
}