Social survey methods : a fieldguide for development workers /

Eitemau Tebyg

• Surveys in social research /
  gan: De Vaus, David
  Cyhoeddwyd: (2002)
• Scientific social surveys and research; an introduction to the background, content, methods, principles and analysis of social studies
  gan: Young, Pauline (Vislick) 1896-
  Cyhoeddwyd: (1966)
• Scientific method and social research /
  gan: Ghosh, B. N.
  Cyhoeddwyd: (1992)
• Survey methods in social investigation,
  gan: Moser, Claus Adolf
  Cyhoeddwyd: (1971)
• Survey research methods /
  gan: Fowler, Floyd J.
  Cyhoeddwyd: (2009)