A guideline for survey-techniques in evaluation of research /
A guideline for survey-techniques in evaluation of research /
S. Lahlou ...[et al.].
- Luxembourg : Office for Official Publications of the European Communities, 1992.
- 72 σ. ; 30 εκ.
9282640930
Έρευνα--Μεθοδολογία
001.4
9282640930
Έρευνα--Μεθοδολογία
001.4