Research design : qualitative and Quantitative 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: (2014)
• Research Design : qualitative, quantitative, and mixed methods approaches /
  gan: Creswell, John W.
  Cyhoeddwyd: (2002)
• Research design : qualitative, quantitative, and mixed methods approaches /
  gan: Creswell, John W.
  Cyhoeddwyd: (2009)
• Reworking qualitative data
  gan: Heaton, Janet
  Cyhoeddwyd: (2004)