Qualitative inquiry & research design
MLA
Creswell, John W, and Cheryl N Poth. Qualitative Inquiry & Research Design : Choosing Among Five Approaches. 4th ed. Thousand Oaks: SAGE Publications, 2018.
APA
Creswell, J. W, & Poth, C. N. (2018). Qualitative inquiry & research design : choosing among five approaches. 4th ed. Thousand Oaks: SAGE Publications.
Chicago
Creswell, John W., and Cheryl N Poth. Qualitative Inquiry & Research Design: Choosing Among Five Approaches. 4th ed. Thousand Oaks: SAGE Publications, 2018.