@book{141393,
	author = {Bolt, Gordon J.},
	title = {Market and sales forecasting manual /},
	publisher = {Prentice-Hall,},
	year = {c1982.},
	address = {Englewood Cliffs, N.J. :},
	note = {Rev. ed. of: Market and sales forecasting--a total approach. 1972.}
}