@book{283647,
	author = {Smith, Karl J.},
	title = {Precalculus :},
	publisher = {Jones & Bartlett Learning,},
	year = {c2013.},
	series = {The Jones & Bartlett learning series in mathematics},
	address = {Burlington, MA :},
	edition = {6th ed.},
	note = {Includes index.}
}