Research design : qualitative, quantitative, and mixed methods approaches /

Eitemau Tebyg

• Research design : qualitative, quantitative, and mixed methods approaches /
  gan: Creswell, John W.
  Cyhoeddwyd: (2014)
• Research design : qualitative, quantitative, and mixed methods approaches /
  gan: Creswell, John W.
  Cyhoeddwyd: (2018)
• Research design : qualitative & quantitative approaches /
  gan: Creswell, John W.
  Cyhoeddwyd: (1994)
• Foundations of mixed methods research : integrating quantitative and qualitative approaches in the social and behavioral sciences /
  gan: Teddlie, Charles
  Cyhoeddwyd: (2009)
• Designing and conducting mixed methods research /
  gan: Creswell, John W.
  Cyhoeddwyd: (2011)