Plano Clark, V. L., & Creswell, J. W. (2015). Understanding Research: A Consumer's Guide (Second edition.). Estados Unidos: Pearson.
Chicago Style CitationPlano Clark, Vicki L., and John W. Creswell. Understanding Research: A Consumer's Guide. Second edition. Estados Unidos: Pearson, 2015.
MLA CitationPlano Clark, Vicki L., and John W. Creswell. Understanding Research: A Consumer's Guide. Second edition. Estados Unidos: Pearson, 2015.
Warning: These citations may not always be 100% accurate.