The Survey kit 7 How to measure survey reliability and validity /
Litwin, Mark S.
The Survey kit 7 How to measure survey reliability and validity / Mark S Litwin. - Thousand Oaks, Calif. : Sage Publications, c1995. - 7 v. 87 p. : ill. ; 24 cm.
0803957041 Vol-7 0803973888 (set)
Data Collection.
Reproducibility of Resultssosiale.
300.723
The Survey kit 7 How to measure survey reliability and validity / Mark S Litwin. - Thousand Oaks, Calif. : Sage Publications, c1995. - 7 v. 87 p. : ill. ; 24 cm.
0803957041 Vol-7 0803973888 (set)
Data Collection.
Reproducibility of Resultssosiale.
300.723