RESEARCH DESIGN- VOL. I

Geahča maid

• RESEARCH DESIGN - VOL. II
  Dahkki: VAUS DAVID DE
  Almmustuhtton: (2006)
• RESEARCH DESIGN - VOL. IV
  Dahkki: VAUS DAVID DE
  Almmustuhtton: (2006)
• RESEARCH DESIGN - VOL. III
  Dahkki: VAUS DAVID DE
  Almmustuhtton: (2006)
• SURVEYS IN SOCIAL RESEARCH
  Dahkki: VAUS D A DE
  Almmustuhtton: (2003)
• Surveys in Social Research
  Dahkki: Vaus, D.A DE
  Almmustuhtton: (2003)