Social research methods : qualitative and quantitative approaches

Eitemau Tebyg

• Social research methods: qualitative and quantitative approaches /
  gan: Bernard, H Russell .
  Cyhoeddwyd: (2013)
• Social research methods : qualitative and quantitative approaches
  gan: Neuman, W.Lawrence
  Cyhoeddwyd: (2008)
• Introduction to social research : quantitative and qualitative approaches
  gan: Punch Keith F
  Cyhoeddwyd: (2006)
• Research design: qualitative, quantitative, and mixed method approaches
  gan: Creswell, John W.
  Cyhoeddwyd: (2009)
• Social research methods: Qualitative and quantitative approaches
  gan: Neuman, Lowrence W.
  Cyhoeddwyd: (2000)