Research design :

Creswell, John W.

Research design : qualitative, quantitative, and mixed methods approaches / John W. Creswell. - 4th ed. - Thousand Oaks : SAGE Publications, c2014. - xxix, 273 p. : ill. ; 26 cm.

Includes bibliographical references (p. 251-260) and indexes.

9781452226095

2012043521


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

H62 / .C923 2014

300.72/1