Research design:
Creswell, John W.
Research design: Qualitative, quantitative, & mixed methods approaches/ By John W. Creswell. - Fourth edition. - Los Angeles: Sage, 2014. - 273 p.:
9781452274614
H 62 / CRE 2014
Research design: Qualitative, quantitative, & mixed methods approaches/ By John W. Creswell. - Fourth edition. - Los Angeles: Sage, 2014. - 273 p.:
9781452274614
H 62 / CRE 2014