REFERENCES
- Everitt , B. S. 1984 . An Introduction to Latent Variable Models New York : Chapman & Hall. .
- Hayduk , L. A. 1987 . Structural Equation Modeling With LIS-REL Baltimore : Johns Hopkins University Press. .
- Long , J. S. 1983 . Covariance Structure Analysis: An Introduction to LISREL (Sage University Paper Series on Quantitative Applications in the Social Sciences, Ser. 07–034) Beverly Hills , CA : Sage Publications. .