1. Legislative Roll-Call Analysis;Anderson,1966
2. Techniques of Attitude Scale Construction;Edwards,1957
3. The Utility of Applying Both Guttman Scaling and Factor Analysis to Survey Data;Gullahorn;Sociometry,1968
4. The Relation of Scalogram Analysis to Other Techniques;Guttman,1950
5. The Principal Components of Scale Analysis;Guttman,1950