Cărți de Richard A. Zeller

Reliability and Validity Assessment

Quantitative Applications in the Social Sciences, nr. 17

Autor Edward G. Carmines et al.

9 ian 1980

Preț: 268^.01 lei

3-5 săpt.

Measurement in the Social Sciences: The Link Between Theory and Data

Autor Richard A. Zeller et al.

29 apr 1980

Preț: 172^.90 lei

6-8 săpt.