Norcliffe, G. B. Inferential statistics for geographers / G. B. Norcliffe. - New York : Wiley, 1977. - 272 p. : ill. ; 23 cm. 'A Halsted Press book.' Includes index. Bibliography : p. 245 -252. ISBN: 0470992069 Subjects--Topical Terms: Statistics.Geography--Statistical methods.