TY - BOOK AU - Creswell, John W., AU - Clark, Vicki L. Plano, TI - Designing and conducting mixed methods research, 2nd ed SN - 9781412975179 U1 - 001.42 CRE PY - 2011/// CY - London PB - Sage Publications KW - Knowledge KW - Research KW - Social sciences KW - Research Methodology N1 - Includes bibliographical references and indexes ER -