Research design :

Creswell, John W.,

Research design : qualitative, quantitative, and mixed methods approaches / John W. Creswell, J. David Creswell. - Fifth edition. - xxv, 275 pages ; 25 cm

Includes bibliographical references and indexes.

9781506386706


Social sciences--Research--Methodology.
Social sciences--Statistical methods.
Quantitative research.
Qualitative research.

300.72 / CRE 2018