Research design : qualitative, quantitative, and mixed methods approaches

Clasificación: H62.R54 C747 2018 | Agregado: 28/02/2023

John W. Creswell, J. David Creswell. -- 5a.Ed. -- Estados Unidos de América : Sage Publications, ©2018.
xxv, 275 páginas : diagramas ; 25 cm.