Cărți de Ronald F. Czaja

Designing Surveys: A Guide to Decisions and Procedures

Autor Johnny Blair et al.

15 iul 2013

Preț: 516^.15 lei 661^.73 lei

22-36 zile | 6-12 zile

-22%

Designing Surveys: A Guide to Decisions and Procedures

Autor Ronald Czaja et al.

30 noi 2004

Preț: 512^.89 lei 657^.55 lei

40-51 zile

-22%