Creswell, John W.

Designing and conducting mixed methods research / John W. Creswell and Vicki L. Plano Clark -- Los Angeles : SAGE Publications, Inc, 2018

xxvii, 492 p. ; 22.5 cm

ISBN:  9781506386621

Includes bibliographical references and index 

1. Social sciences -Research -Methodology  2. Research -Evaluation 

001.42 CRE