@book{94453,
	author = {Wonnacott, Thomas H. and Wonnacott, Ronald J.},
	title = {Regression, a second course in statistics},
	publisher = {Wiley},
	year = {c1981.},
	series = {Wiley series in probability and mathematical statistics},
	address = {New York},
	note = {Includes index.}
}