TY  - BOOK
AU  - Spector, Paul E.
TI  - Summated rating scale construction: : an introduction
T2  - A Sage University paper
SN  - 0-8039-4341-5
PY  - 1992///
CY  - Newbury Park
PB  - Sage Publications
KW  - Estatística
N1  - Inclúe referencias bibliográfica (p.71-72)
ER  -