DeVellis, R. F. (1991). Scale development: Theory and applications. Sage.
Chicago Style (17th ed.) CitationDeVellis, Robert F. Scale Development: Theory and Applications. Newbury Park, Calif.: Sage, 1991.
MLA引文DeVellis, Robert F. Scale Development: Theory and Applications. Sage, 1991.
警告:這些引文格式不一定是100%准確.