Research design qualitative, quantitative, and mixed methods approaches

Détails bibliographiques
Auteur principal:	Creswell, John W. (Auteur)
Format:	Livre
Langue:	anglais
Publié:	Thousand Oaks, California Sage Publications [2009]
Édition:	Third edition.
Sujets:	Social sciences > Research > Methodology. Social sciences > Statistical methods.