Summated rating scale construction : an introduction /

Eitemau Tebyg

• Scale development: theory and applications /
  gan: 347463 DeVellis, Robert F.
  Cyhoeddwyd: (2003)
• Scale Development : Theory and Applications /
  gan: 347463 DeVellis, Robert F.
  Cyhoeddwyd: (2016)
• Scale development : theory and applications /
  gan: 347463 DeVellis, Robert F.
  Cyhoeddwyd: (1991)
• Scale development : theory and applications /
  gan: 347463 DeVellis, Robert F.
  Cyhoeddwyd: (c201)
• Unidimensional scaling /
  gan: 245654 McIver, John P., et al.
  Cyhoeddwyd: (1981)