L. R. Connor. Statistics in theory and practice : with special reference to published statistics / L. R. Connor and A. J. H. Morrell. - 5th ed. - London : Sir Isaac Pitman & Sons, c 1966. - x, 261 p. : ill. ; 23 cm. Includes index. 337 337 Subjects--Topical Terms: Statistics. Subjects--Geographic Terms: Great Britain--Statistics. Dewey Class. No.: 311 / C762s