Furr, R. Michael. Psychometrics : an introduction. - Los Angeles : Sage Publications, 2008. - xvi, 349 p. ill. 27 cm. Includes index. ISBN: 9781412927604 LCCN: 2007016663 Subjects--Topical Terms: Psychometrics.Psychometrics. LC Class. No.: BF 39 FP 2008 Dewey Class. No.: