Social research methods : qualitative and quantitative approaches /

Eitemau Tebyg

• Social research methods : qualitative and quantitative approaches /
  gan: Neuman, William Lawrence, 1950-
  Cyhoeddwyd: (1997)
• Social research methods : qualitative and quantitative approaches /
  gan: Neuman, William Lawrence, 1950-
  Cyhoeddwyd: (1991)
• Social research method : qualitative and quantitative approaches /
  gan: Bernard, H. Russell (Harvey Russell), 1940-
  Cyhoeddwyd: (2013)
• Qualitative research methods for the social sciences /
  gan: Berg, Bruce L. (Bruce Lawrence), 1954-
  Cyhoeddwyd: (2007)
• Quantitative social research methods /
  gan: Singh, Kultar, 1976-
  Cyhoeddwyd: (2007)