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1. Reliability and validity assessment by Carmines, Edward G. Publication: Beverly Hills, Calif. : Sage Publications, 1979 . 1 online resource (70 pages). Date:1979 Availability: No items available: Actions: Add to cart
2. Unidimensional scaling by McIver, John P. Publication: Beverly Hills, Calif. : Sage Publications, 1981 . 1 online resource (96 p.) : Date:1981 Availability: No items available: Actions: Add to cart