APA (7th ed.) Citation
HAYS, R., & ELLICKSON, P. (1991). GUTTMAN SCALE ANALYSIS OF LONGITUDINAL DATA: A METHODOLOGY AND DRUG USE APPLICATIONS.
Chicago Style (17th ed.) Citation
HAYS, R.D, and P.L ELLICKSON. GUTTMAN SCALE ANALYSIS OF LONGITUDINAL DATA: A METHODOLOGY AND DRUG USE APPLICATIONS. 1991.
MLA (9th ed.) Citation
HAYS, R.D, and P.L ELLICKSON. GUTTMAN SCALE ANALYSIS OF LONGITUDINAL DATA: A METHODOLOGY AND DRUG USE APPLICATIONS. 1991.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.