@book{62583,
	author = {Kaldor, Nicholas, and Silverman, Rodney,},
	title = {A statistical analysis of advertising expenditure and of the revenue of the press /},
	publisher = {University Press,},
	year = {1948.},
	address = {Cambridge Eng. :},
	note = {A revised version of a confidential report. Statistics of advertising, presented to the Advertising Association in 1946.}
}