Cita APA (7a ed.)
Creswell, J. W. (1994). Research design: Qualitative & quantitative approaches. Sage Publications.
Cita Chicago Style (17a ed.)
Creswell, John W. Research Design: Qualitative & Quantitative Approaches. Thousand Oaks, Calif.: Sage Publications, 1994.
Cita MLA (9a ed.)
Creswell, John W. Research Design: Qualitative & Quantitative Approaches. Sage Publications, 1994.
Precaución: Estas citas no son 100% exactas.