Introduction to social research /

Antzeko izenburuak

• Introduction to social research /
  nork: Labovitz, Sanford
• The practice of social research /
  nork: Babbie, Earl
  Argitaratua: (1998)
• The practice of social research /
  nork: Babbie, Earl
  Argitaratua: (1992)
• The practice of social research /
  nork: Babbie, Earl
  Argitaratua: (1989)
• The practice of social research /
  nork: Babbie, Earl R.
  Argitaratua: (1979)