TY - BOOK AU - Creswell, John W. AU - Creswell, John W. TI - Research design: qualitative, quantitative, and mixed methods approaches SN - 9781452226095 U1 - 300.721 CRE PY - 2014/// CY - Los Angeles, CA PB - Sage Publications KW - Social sciences--Research--Methodology | Social sciences--Statistical methods |Social service--Research--Methodology Mixed methods approaches N1 - Includes references and index ER -