Nunnally, Jum C. Educational measurement and evaluation / [by] Jum C. Nunnally. With the collaboration of Nancy Almand Ator - 2d ed - New York : McGraw-Hill, c1972 - x, 598 p. : illus. ; 23 cm. Bibliography: p. 582-589 ISBN: 0070475539 Subjects--Topical Terms: Educational tests and measurements. Dewey Class. No.: 371.260973 / NUE 1972