Social research methods: qualitative and quantitative approaches /

Eitemau Tebyg

• Social research methods: Qualitative and quantitative approaches
  gan: Neuman, Lowrence W.
  Cyhoeddwyd: (2000)
• Social research methods: Qualitative and quantitative approaches
  gan: Neuman, Lowrence W.
  Cyhoeddwyd: (2000)
• Social research methods : qualitative and quantitative approaches
  gan: Russell Bernard H
  Cyhoeddwyd: (2000)
• Social research methods : qualitative and quantitative approaches /
  gan: Bernard, H. Russell (Harvey Russell), 1940-
  Cyhoeddwyd: (2013)
• Research design: Qualitative, quantitative and mixed methods approaches
  gan: JOHN W CRESWELL
  Cyhoeddwyd: (2014)