Hudson, Pat, History by numbers : an introduction to quantitative approaches / Pat Hudson. - London : New York : Arnold ; co-published in the U.S.A. by Oxford University Press, 2000. - xxi, 278 p. : ill., maps ; ISBN: 0340663227 (cloth) 0340614684 (paper) Subjects--Topical Terms: History--Statistical methods.History--Research--Statistical methods. Universal Decimal Class. No.: 519.711(091) / HUD