Introduction to psychological measurement / [by] Jum C. Nunnally, Jr. Nunnally, Jum C. Psychometrics. BF39 .N78 1970 152.8 Published in 1959 under title: Tests and measurements. Bibliography: p. 511-520. New York: McGraw-Hill , 1970. 1970. 1970 Text xv, 572 p. eng