TY - BOOK AU - Creswell,John W. AU - Plano Clark,Vicki L. TI - Designing and conducting mixed methods research SN - 9781506386621 AV - H62 .C6962 2018 PY - 2018/// CY - Los Angeles PB - Sage KW - Research KW - Evaluation KW - Social sciences KW - Methodology N1 - Includes bibliographical references and index ER -