Creswell, J. W., & Plano Clark, V. L. (2011). Designing and conducting mixed methods research (2nd ed.). SAGE.
Cita Chicago (17th ed.)Creswell, John W., i Vicki L. Plano Clark. Designing and Conducting Mixed Methods Research. 2nd ed. Los Angeles: SAGE, 2011.
Cita MLA (9th ed.)Creswell, John W., i Vicki L. Plano Clark. Designing and Conducting Mixed Methods Research. 2nd ed. SAGE, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.