Magnitude Scaling: Quantitative Measurement of Opinions. By Milton Lodge. (Beverly Hills, Calif.: Sage Publications, 1981. Pp. 87. $4.00, paper.) - Unidimensional Scaling. By John P. Mclver and Edward G. Carmines. (Beverly Hills, Calif.: Sage Publications, 1981. Pp. 96. $4.00, paper.) - Research Designs. By Paul E. Spector. (Beverly Hills, Calif.: Sage Publications, 1981. Pp. 80. $4.00, paper.)

In: American political science review, Band 76, Heft 4, S. 990-990