Research design : qualitative, quantitative, and mixed methods approaches /

Creswell, John W.

Research design : qualitative, quantitative, and mixed methods approaches / John W. Creswell. - 3rd ed. - Los Angeles : Sage Publications, 2009. - xxix, 260 p. : ill. ; 26 cm.

Includes Index.

Includes bibliographical references.

9781412965576 (pbk. )


Social sciences--Research--Methodology.
Social sciences--Statistical methods.